Home / 18,193.38-25,106.52-10,126.98

Finding the Fourth Proportional to 18,193.38, 25,106.52 and 10,126.98

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Solution

The fourth proportional to 18,193.38, 25,106.52 and 10,126.98 is: 13,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.38 : 25,106.52 = 10,126.98 : x
  2. Step 2: Convert to fraction form
    18,193.38/25,106.52 = 10,126.98/x
  3. Step 3: Cross multiply
    18,193.38x = 25,106.52 × 10,126.98
  4. Step 4: Simplify right side
    18,193.38x = 254,253,225.91
  5. Step 5: Solve for x
    x = 254,253,225.91/18,193.38
  6. Step 6: Final answer
    x = 13,975.04

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Half scale
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Double scale
Find fourth proportional to 18,194.38, 25,107.90 and 10,127.98
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.