Home / 15,425.97-23,007.34-15,159.43

Finding the Fourth Proportional to 15,425.97, 23,007.34 and 15,159.43

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Solution

The fourth proportional to 15,425.97, 23,007.34 and 15,159.43 is: 22,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,425.97 : 23,007.34 = 15,159.43 : x
  2. Step 2: Convert to fraction form
    15,425.97/23,007.34 = 15,159.43/x
  3. Step 3: Cross multiply
    15,425.97x = 23,007.34 × 15,159.43
  4. Step 4: Simplify right side
    15,425.97x = 348,778,160.22
  5. Step 5: Solve for x
    x = 348,778,160.22/15,425.97
  6. Step 6: Final answer
    x = 22,609.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.