Home / 39,740.43-54,842.96-22,750.13

Finding the Fourth Proportional to 39,740.43, 54,842.96 and 22,750.13

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Solution

The fourth proportional to 39,740.43, 54,842.96 and 22,750.13 is: 31,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,740.43 : 54,842.96 = 22,750.13 : x
  2. Step 2: Convert to fraction form
    39,740.43/54,842.96 = 22,750.13/x
  3. Step 3: Cross multiply
    39,740.43x = 54,842.96 × 22,750.13
  4. Step 4: Simplify right side
    39,740.43x = 1,247,684,252.25
  5. Step 5: Solve for x
    x = 1,247,684,252.25/39,740.43
  6. Step 6: Final answer
    x = 31,395.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.