Home / 62,490.65-93,757.84-18,120.06

Finding the Fourth Proportional to 62,490.65, 93,757.84 and 18,120.06

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Solution

The fourth proportional to 62,490.65, 93,757.84 and 18,120.06 is: 27,186.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,490.65 : 93,757.84 = 18,120.06 : x
  2. Step 2: Convert to fraction form
    62,490.65/93,757.84 = 18,120.06/x
  3. Step 3: Cross multiply
    62,490.65x = 93,757.84 × 18,120.06
  4. Step 4: Simplify right side
    62,490.65x = 1,698,897,686.27
  5. Step 5: Solve for x
    x = 1,698,897,686.27/62,490.65
  6. Step 6: Final answer
    x = 27,186.43

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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.