Home / 18,204.41-25,121.52-10,246.16

Finding the Fourth Proportional to 18,204.41, 25,121.52 and 10,246.16

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Solution

The fourth proportional to 18,204.41, 25,121.52 and 10,246.16 is: 14,139.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204.41 : 25,121.52 = 10,246.16 : x
  2. Step 2: Convert to fraction form
    18,204.41/25,121.52 = 10,246.16/x
  3. Step 3: Cross multiply
    18,204.41x = 25,121.52 × 10,246.16
  4. Step 4: Simplify right side
    18,204.41x = 257,398,987.76
  5. Step 5: Solve for x
    x = 257,398,987.76/18,204.41
  6. Step 6: Final answer
    x = 14,139.38

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Half scale
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Find fourth proportional to 18,205.41, 25,122.90 and 10,247.16
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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.