Home / 49,008.40-67,646.82-38,954.68

Finding the Fourth Proportional to 49,008.40, 67,646.82 and 38,954.68

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Solution

The fourth proportional to 49,008.40, 67,646.82 and 38,954.68 is: 53,769.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,008.40 : 67,646.82 = 38,954.68 : x
  2. Step 2: Convert to fraction form
    49,008.40/67,646.82 = 38,954.68/x
  3. Step 3: Cross multiply
    49,008.40x = 67,646.82 × 38,954.68
  4. Step 4: Simplify right side
    49,008.40x = 2,635,160,226.12
  5. Step 5: Solve for x
    x = 2,635,160,226.12/49,008.40
  6. Step 6: Final answer
    x = 53,769.56

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1.5x scale

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.