Home / 15,343.74-23,001.02-9,781.47

Finding the Fourth Proportional to 15,343.74, 23,001.02 and 9,781.47

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Solution

The fourth proportional to 15,343.74, 23,001.02 and 9,781.47 is: 14,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,343.74 : 23,001.02 = 9,781.47 : x
  2. Step 2: Convert to fraction form
    15,343.74/23,001.02 = 9,781.47/x
  3. Step 3: Cross multiply
    15,343.74x = 23,001.02 × 9,781.47
  4. Step 4: Simplify right side
    15,343.74x = 224,983,787.10
  5. Step 5: Solve for x
    x = 224,983,787.10/15,343.74
  6. Step 6: Final answer
    x = 14,662.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.