Home / 42,664.30-63,998.07-16,371.70

Finding the Fourth Proportional to 42,664.30, 63,998.07 and 16,371.70

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Solution

The fourth proportional to 42,664.30, 63,998.07 and 16,371.70 is: 24,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,664.30 : 63,998.07 = 16,371.70 : x
  2. Step 2: Convert to fraction form
    42,664.30/63,998.07 = 16,371.70/x
  3. Step 3: Cross multiply
    42,664.30x = 63,998.07 × 16,371.70
  4. Step 4: Simplify right side
    42,664.30x = 1,047,757,202.62
  5. Step 5: Solve for x
    x = 1,047,757,202.62/42,664.30
  6. Step 6: Final answer
    x = 24,558.17

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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.