Home / 48,468.11-72,702.18-15,190.76

Finding the Fourth Proportional to 48,468.11, 72,702.18 and 15,190.76

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Solution

The fourth proportional to 48,468.11, 72,702.18 and 15,190.76 is: 22,786.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,468.11 : 72,702.18 = 15,190.76 : x
  2. Step 2: Convert to fraction form
    48,468.11/72,702.18 = 15,190.76/x
  3. Step 3: Cross multiply
    48,468.11x = 72,702.18 × 15,190.76
  4. Step 4: Simplify right side
    48,468.11x = 1,104,401,549.61
  5. Step 5: Solve for x
    x = 1,104,401,549.61/48,468.11
  6. Step 6: Final answer
    x = 22,786.15

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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.