Home / 42,351.82-63,529.05-15,704.44

Finding the Fourth Proportional to 42,351.82, 63,529.05 and 15,704.44

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Solution

The fourth proportional to 42,351.82, 63,529.05 and 15,704.44 is: 23,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.82 : 63,529.05 = 15,704.44 : x
  2. Step 2: Convert to fraction form
    42,351.82/63,529.05 = 15,704.44/x
  3. Step 3: Cross multiply
    42,351.82x = 63,529.05 × 15,704.44
  4. Step 4: Simplify right side
    42,351.82x = 997,688,153.98
  5. Step 5: Solve for x
    x = 997,688,153.98/42,351.82
  6. Step 6: Final answer
    x = 23,557.15

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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.