Home / 18,194.16-25,107.54-10,127.76

Finding the Fourth Proportional to 18,194.16, 25,107.54 and 10,127.76

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Solution

The fourth proportional to 18,194.16, 25,107.54 and 10,127.76 is: 13,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.16 : 25,107.54 = 10,127.76 : x
  2. Step 2: Convert to fraction form
    18,194.16/25,107.54 = 10,127.76/x
  3. Step 3: Cross multiply
    18,194.16x = 25,107.54 × 10,127.76
  4. Step 4: Simplify right side
    18,194.16x = 254,283,139.31
  5. Step 5: Solve for x
    x = 254,283,139.31/18,194.16
  6. Step 6: Final answer
    x = 13,976.09

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Half scale
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Double scale
Find fourth proportional to 18,195.16, 25,108.92 and 10,128.76
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.