Home / 49,398.33-68,169-28,177.95

Finding the Fourth Proportional to 49,398.33, 68,169 and 28,177.95

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Solution

The fourth proportional to 49,398.33, 68,169 and 28,177.95 is: 38,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398.33 : 68,169 = 28,177.95 : x
  2. Step 2: Convert to fraction form
    49,398.33/68,169 = 28,177.95/x
  3. Step 3: Cross multiply
    49,398.33x = 68,169 × 28,177.95
  4. Step 4: Simplify right side
    49,398.33x = 1,920,862,673.55
  5. Step 5: Solve for x
    x = 1,920,862,673.55/49,398.33
  6. Step 6: Final answer
    x = 38,885.17

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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.