Home / 48,670.50-72,999.48-15,393.92

Finding the Fourth Proportional to 48,670.50, 72,999.48 and 15,393.92

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Solution

The fourth proportional to 48,670.50, 72,999.48 and 15,393.92 is: 23,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,670.50 : 72,999.48 = 15,393.92 : x
  2. Step 2: Convert to fraction form
    48,670.50/72,999.48 = 15,393.92/x
  3. Step 3: Cross multiply
    48,670.50x = 72,999.48 × 15,393.92
  4. Step 4: Simplify right side
    48,670.50x = 1,123,748,377.23
  5. Step 5: Solve for x
    x = 1,123,748,377.23/48,670.50
  6. Step 6: Final answer
    x = 23,088.90

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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.