Home / 37,687.47-56,532.42-18,957.29

Finding the Fourth Proportional to 37,687.47, 56,532.42 and 18,957.29

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Solution

The fourth proportional to 37,687.47, 56,532.42 and 18,957.29 is: 28,436.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,687.47 : 56,532.42 = 18,957.29 : x
  2. Step 2: Convert to fraction form
    37,687.47/56,532.42 = 18,957.29/x
  3. Step 3: Cross multiply
    37,687.47x = 56,532.42 × 18,957.29
  4. Step 4: Simplify right side
    37,687.47x = 1,071,701,480.34
  5. Step 5: Solve for x
    x = 1,071,701,480.34/37,687.47
  6. Step 6: Final answer
    x = 28,436.55

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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.