Home / 49,117.34-67,778.28-27,892.50

Finding the Fourth Proportional to 49,117.34, 67,778.28 and 27,892.50

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Solution

The fourth proportional to 49,117.34, 67,778.28 and 27,892.50 is: 38,489.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,117.34 : 67,778.28 = 27,892.50 : x
  2. Step 2: Convert to fraction form
    49,117.34/67,778.28 = 27,892.50/x
  3. Step 3: Cross multiply
    49,117.34x = 67,778.28 × 27,892.50
  4. Step 4: Simplify right side
    49,117.34x = 1,890,505,674.90
  5. Step 5: Solve for x
    x = 1,890,505,674.90/49,117.34
  6. Step 6: Final answer
    x = 38,489.58

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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.