Home / 42,424.11-63,591.84-14,334.44

Finding the Fourth Proportional to 42,424.11, 63,591.84 and 14,334.44

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Solution

The fourth proportional to 42,424.11, 63,591.84 and 14,334.44 is: 21,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,424.11 : 63,591.84 = 14,334.44 : x
  2. Step 2: Convert to fraction form
    42,424.11/63,591.84 = 14,334.44/x
  3. Step 3: Cross multiply
    42,424.11x = 63,591.84 × 14,334.44
  4. Step 4: Simplify right side
    42,424.11x = 911,553,097.01
  5. Step 5: Solve for x
    x = 911,553,097.01/42,424.11
  6. Step 6: Final answer
    x = 21,486.68

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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.