Home / 17,129.28-23,631.78-10,053.12

Finding the Fourth Proportional to 17,129.28, 23,631.78 and 10,053.12

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Solution

The fourth proportional to 17,129.28, 23,631.78 and 10,053.12 is: 13,869.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.28 : 23,631.78 = 10,053.12 : x
  2. Step 2: Convert to fraction form
    17,129.28/23,631.78 = 10,053.12/x
  3. Step 3: Cross multiply
    17,129.28x = 23,631.78 × 10,053.12
  4. Step 4: Simplify right side
    17,129.28x = 237,573,120.15
  5. Step 5: Solve for x
    x = 237,573,120.15/17,129.28
  6. Step 6: Final answer
    x = 13,869.42

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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.