Home / 49,397.64-68,227.42-39,360.12

Finding the Fourth Proportional to 49,397.64, 68,227.42 and 39,360.12

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Solution

The fourth proportional to 49,397.64, 68,227.42 and 39,360.12 is: 54,363.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,397.64 : 68,227.42 = 39,360.12 : x
  2. Step 2: Convert to fraction form
    49,397.64/68,227.42 = 39,360.12/x
  3. Step 3: Cross multiply
    49,397.64x = 68,227.42 × 39,360.12
  4. Step 4: Simplify right side
    49,397.64x = 2,685,439,438.49
  5. Step 5: Solve for x
    x = 2,685,439,438.49/49,397.64
  6. Step 6: Final answer
    x = 54,363.72

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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.