Home / 40,497.60-60,689.31-19,127.53

Finding the Fourth Proportional to 40,497.60, 60,689.31 and 19,127.53

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Solution

The fourth proportional to 40,497.60, 60,689.31 and 19,127.53 is: 28,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,497.60 : 60,689.31 = 19,127.53 : x
  2. Step 2: Convert to fraction form
    40,497.60/60,689.31 = 19,127.53/x
  3. Step 3: Cross multiply
    40,497.60x = 60,689.31 × 19,127.53
  4. Step 4: Simplify right side
    40,497.60x = 1,160,836,502.07
  5. Step 5: Solve for x
    x = 1,160,836,502.07/40,497.60
  6. Step 6: Final answer
    x = 28,664.33

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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.