Home / 48,771.42-73,148.82-13,702.88

Finding the Fourth Proportional to 48,771.42, 73,148.82 and 13,702.88

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Solution

The fourth proportional to 48,771.42, 73,148.82 and 13,702.88 is: 20,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,771.42 : 73,148.82 = 13,702.88 : x
  2. Step 2: Convert to fraction form
    48,771.42/73,148.82 = 13,702.88/x
  3. Step 3: Cross multiply
    48,771.42x = 73,148.82 × 13,702.88
  4. Step 4: Simplify right side
    48,771.42x = 1,002,349,136.86
  5. Step 5: Solve for x
    x = 1,002,349,136.86/48,771.42
  6. Step 6: Final answer
    x = 20,551.98

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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.