Home / 42,958.38-64,446.45-16,663.02

Finding the Fourth Proportional to 42,958.38, 64,446.45 and 16,663.02

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Solution

The fourth proportional to 42,958.38, 64,446.45 and 16,663.02 is: 24,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,958.38 : 64,446.45 = 16,663.02 : x
  2. Step 2: Convert to fraction form
    42,958.38/64,446.45 = 16,663.02/x
  3. Step 3: Cross multiply
    42,958.38x = 64,446.45 × 16,663.02
  4. Step 4: Simplify right side
    42,958.38x = 1,073,872,485.28
  5. Step 5: Solve for x
    x = 1,073,872,485.28/42,958.38
  6. Step 6: Final answer
    x = 24,997.97

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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.