Home / 42,395.60-63,455.16-29,907.92

Finding the Fourth Proportional to 42,395.60, 63,455.16 and 29,907.92

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Solution

The fourth proportional to 42,395.60, 63,455.16 and 29,907.92 is: 44,764.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,395.60 : 63,455.16 = 29,907.92 : x
  2. Step 2: Convert to fraction form
    42,395.60/63,455.16 = 29,907.92/x
  3. Step 3: Cross multiply
    42,395.60x = 63,455.16 × 29,907.92
  4. Step 4: Simplify right side
    42,395.60x = 1,897,811,848.87
  5. Step 5: Solve for x
    x = 1,897,811,848.87/42,395.60
  6. Step 6: Final answer
    x = 44,764.36

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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.