Home / 44,787.17-67,169.94-13,188.64

Finding the Fourth Proportional to 44,787.17, 67,169.94 and 13,188.64

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Solution

The fourth proportional to 44,787.17, 67,169.94 and 13,188.64 is: 19,779.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,787.17 : 67,169.94 = 13,188.64 : x
  2. Step 2: Convert to fraction form
    44,787.17/67,169.94 = 13,188.64/x
  3. Step 3: Cross multiply
    44,787.17x = 67,169.94 × 13,188.64
  4. Step 4: Simplify right side
    44,787.17x = 885,880,157.48
  5. Step 5: Solve for x
    x = 885,880,157.48/44,787.17
  6. Step 6: Final answer
    x = 19,779.78

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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.