Home / 48,644.43-72,961.15-13,108.38

Finding the Fourth Proportional to 48,644.43, 72,961.15 and 13,108.38

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Solution

The fourth proportional to 48,644.43, 72,961.15 and 13,108.38 is: 19,661.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,644.43 : 72,961.15 = 13,108.38 : x
  2. Step 2: Convert to fraction form
    48,644.43/72,961.15 = 13,108.38/x
  3. Step 3: Cross multiply
    48,644.43x = 72,961.15 × 13,108.38
  4. Step 4: Simplify right side
    48,644.43x = 956,402,479.44
  5. Step 5: Solve for x
    x = 956,402,479.44/48,644.43
  6. Step 6: Final answer
    x = 19,661.09

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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.