Home / 42,622.52-63,952.22-22,878.02

Finding the Fourth Proportional to 42,622.52, 63,952.22 and 22,878.02

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Solution

The fourth proportional to 42,622.52, 63,952.22 and 22,878.02 is: 34,326.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,622.52 : 63,952.22 = 22,878.02 : x
  2. Step 2: Convert to fraction form
    42,622.52/63,952.22 = 22,878.02/x
  3. Step 3: Cross multiply
    42,622.52x = 63,952.22 × 22,878.02
  4. Step 4: Simplify right side
    42,622.52x = 1,463,099,734.05
  5. Step 5: Solve for x
    x = 1,463,099,734.05/42,622.52
  6. Step 6: Final answer
    x = 34,326.92

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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.