Home / 39,855.60-54,996.66-24,539.72

Finding the Fourth Proportional to 39,855.60, 54,996.66 and 24,539.72

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Solution

The fourth proportional to 39,855.60, 54,996.66 and 24,539.72 is: 33,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,855.60 : 54,996.66 = 24,539.72 : x
  2. Step 2: Convert to fraction form
    39,855.60/54,996.66 = 24,539.72/x
  3. Step 3: Cross multiply
    39,855.60x = 54,996.66 × 24,539.72
  4. Step 4: Simplify right side
    39,855.60x = 1,349,602,390.91
  5. Step 5: Solve for x
    x = 1,349,602,390.91/39,855.60
  6. Step 6: Final answer
    x = 33,862.30

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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.