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Finding the Fourth Proportional to 48,937.95, 73,411.77 and 15,649.65

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Solution

The fourth proportional to 48,937.95, 73,411.77 and 15,649.65 is: 23,476.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,937.95 : 73,411.77 = 15,649.65 : x
  2. Step 2: Convert to fraction form
    48,937.95/73,411.77 = 15,649.65/x
  3. Step 3: Cross multiply
    48,937.95x = 73,411.77 × 15,649.65
  4. Step 4: Simplify right side
    48,937.95x = 1,148,868,506.38
  5. Step 5: Solve for x
    x = 1,148,868,506.38/48,937.95
  6. Step 6: Final answer
    x = 23,476.02

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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.