Home / 42,455.04-63,731.76-22,772.04

Finding the Fourth Proportional to 42,455.04, 63,731.76 and 22,772.04

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Solution

The fourth proportional to 42,455.04, 63,731.76 and 22,772.04 is: 34,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,455.04 : 63,731.76 = 22,772.04 : x
  2. Step 2: Convert to fraction form
    42,455.04/63,731.76 = 22,772.04/x
  3. Step 3: Cross multiply
    42,455.04x = 63,731.76 × 22,772.04
  4. Step 4: Simplify right side
    42,455.04x = 1,451,302,187.99
  5. Step 5: Solve for x
    x = 1,451,302,187.99/42,455.04
  6. Step 6: Final answer
    x = 34,184.45

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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.