Home / 42,376.12-63,580.90-16,087.84

Finding the Fourth Proportional to 42,376.12, 63,580.90 and 16,087.84

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Solution

The fourth proportional to 42,376.12, 63,580.90 and 16,087.84 is: 24,138.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,376.12 : 63,580.90 = 16,087.84 : x
  2. Step 2: Convert to fraction form
    42,376.12/63,580.90 = 16,087.84/x
  3. Step 3: Cross multiply
    42,376.12x = 63,580.90 × 16,087.84
  4. Step 4: Simplify right side
    42,376.12x = 1,022,879,346.26
  5. Step 5: Solve for x
    x = 1,022,879,346.26/42,376.12
  6. Step 6: Final answer
    x = 24,138.11

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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.