Home / 47,280.10-70,915.35-16,114.90

Finding the Fourth Proportional to 47,280.10, 70,915.35 and 16,114.90

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Solution

The fourth proportional to 47,280.10, 70,915.35 and 16,114.90 is: 24,170.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,280.10 : 70,915.35 = 16,114.90 : x
  2. Step 2: Convert to fraction form
    47,280.10/70,915.35 = 16,114.90/x
  3. Step 3: Cross multiply
    47,280.10x = 70,915.35 × 16,114.90
  4. Step 4: Simplify right side
    47,280.10x = 1,142,793,773.72
  5. Step 5: Solve for x
    x = 1,142,793,773.72/47,280.10
  6. Step 6: Final answer
    x = 24,170.71

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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.