Home / 49,180.16-67,868.80-27,966.40

Finding the Fourth Proportional to 49,180.16, 67,868.80 and 27,966.40

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Solution

The fourth proportional to 49,180.16, 67,868.80 and 27,966.40 is: 38,593.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,180.16 : 67,868.80 = 27,966.40 : x
  2. Step 2: Convert to fraction form
    49,180.16/67,868.80 = 27,966.40/x
  3. Step 3: Cross multiply
    49,180.16x = 67,868.80 × 27,966.40
  4. Step 4: Simplify right side
    49,180.16x = 1,898,046,008.32
  5. Step 5: Solve for x
    x = 1,898,046,008.32/49,180.16
  6. Step 6: Final answer
    x = 38,593.73

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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.