Home / 49,018.73-67,640.28-27,505.66

Finding the Fourth Proportional to 49,018.73, 67,640.28 and 27,505.66

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Solution

The fourth proportional to 49,018.73, 67,640.28 and 27,505.66 is: 37,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.73 : 67,640.28 = 27,505.66 : x
  2. Step 2: Convert to fraction form
    49,018.73/67,640.28 = 27,505.66/x
  3. Step 3: Cross multiply
    49,018.73x = 67,640.28 × 27,505.66
  4. Step 4: Simplify right side
    49,018.73x = 1,860,490,543.98
  5. Step 5: Solve for x
    x = 1,860,490,543.98/49,018.73
  6. Step 6: Final answer
    x = 37,954.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.