Home / 39,458.64-59,187.96-14,487.89

Finding the Fourth Proportional to 39,458.64, 59,187.96 and 14,487.89

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Solution

The fourth proportional to 39,458.64, 59,187.96 and 14,487.89 is: 21,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,458.64 : 59,187.96 = 14,487.89 : x
  2. Step 2: Convert to fraction form
    39,458.64/59,187.96 = 14,487.89/x
  3. Step 3: Cross multiply
    39,458.64x = 59,187.96 × 14,487.89
  4. Step 4: Simplify right side
    39,458.64x = 857,508,357.86
  5. Step 5: Solve for x
    x = 857,508,357.86/39,458.64
  6. Step 6: Final answer
    x = 21,731.83

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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.