Home / 23,167.76-31,969.62-13,097.16

Finding the Fourth Proportional to 23,167.76, 31,969.62 and 13,097.16

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Solution

The fourth proportional to 23,167.76, 31,969.62 and 13,097.16 is: 18,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,167.76 : 31,969.62 = 13,097.16 : x
  2. Step 2: Convert to fraction form
    23,167.76/31,969.62 = 13,097.16/x
  3. Step 3: Cross multiply
    23,167.76x = 31,969.62 × 13,097.16
  4. Step 4: Simplify right side
    23,167.76x = 418,711,228.28
  5. Step 5: Solve for x
    x = 418,711,228.28/23,167.76
  6. Step 6: Final answer
    x = 18,073.02

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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.