Home / 49,177.18-67,870.47-27,961.66

Finding the Fourth Proportional to 49,177.18, 67,870.47 and 27,961.66

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Solution

The fourth proportional to 49,177.18, 67,870.47 and 27,961.66 is: 38,590.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177.18 : 67,870.47 = 27,961.66 : x
  2. Step 2: Convert to fraction form
    49,177.18/67,870.47 = 27,961.66/x
  3. Step 3: Cross multiply
    49,177.18x = 67,870.47 × 27,961.66
  4. Step 4: Simplify right side
    49,177.18x = 1,897,771,006.18
  5. Step 5: Solve for x
    x = 1,897,771,006.18/49,177.18
  6. Step 6: Final answer
    x = 38,590.48

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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.