Home / 42,607.14-63,919.93-16,311.88

Finding the Fourth Proportional to 42,607.14, 63,919.93 and 16,311.88

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Solution

The fourth proportional to 42,607.14, 63,919.93 and 16,311.88 is: 24,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607.14 : 63,919.93 = 16,311.88 : x
  2. Step 2: Convert to fraction form
    42,607.14/63,919.93 = 16,311.88/x
  3. Step 3: Cross multiply
    42,607.14x = 63,919.93 × 16,311.88
  4. Step 4: Simplify right side
    42,607.14x = 1,042,653,826.61
  5. Step 5: Solve for x
    x = 1,042,653,826.61/42,607.14
  6. Step 6: Final answer
    x = 24,471.34

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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.