Home / 49,008.15-67,646.48-38,954.43

Finding the Fourth Proportional to 49,008.15, 67,646.48 and 38,954.43

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Solution

The fourth proportional to 49,008.15, 67,646.48 and 38,954.43 is: 53,769.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,008.15 : 67,646.48 = 38,954.43 : x
  2. Step 2: Convert to fraction form
    49,008.15/67,646.48 = 38,954.43/x
  3. Step 3: Cross multiply
    49,008.15x = 67,646.48 × 38,954.43
  4. Step 4: Simplify right side
    49,008.15x = 2,635,129,875.13
  5. Step 5: Solve for x
    x = 2,635,129,875.13/49,008.15
  6. Step 6: Final answer
    x = 53,769.22

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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.