Home / 44,732.85-67,099.55-13,142.78

Finding the Fourth Proportional to 44,732.85, 67,099.55 and 13,142.78

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Solution

The fourth proportional to 44,732.85, 67,099.55 and 13,142.78 is: 19,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,732.85 : 67,099.55 = 13,142.78 : x
  2. Step 2: Convert to fraction form
    44,732.85/67,099.55 = 13,142.78/x
  3. Step 3: Cross multiply
    44,732.85x = 67,099.55 × 13,142.78
  4. Step 4: Simplify right side
    44,732.85x = 881,874,623.75
  5. Step 5: Solve for x
    x = 881,874,623.75/44,732.85
  6. Step 6: Final answer
    x = 19,714.25

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1.5x scale

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.