Home / 49,455.28-68,248.26-28,234.12

Finding the Fourth Proportional to 49,455.28, 68,248.26 and 28,234.12

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Solution

The fourth proportional to 49,455.28, 68,248.26 and 28,234.12 is: 38,963.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,455.28 : 68,248.26 = 28,234.12 : x
  2. Step 2: Convert to fraction form
    49,455.28/68,248.26 = 28,234.12/x
  3. Step 3: Cross multiply
    49,455.28x = 68,248.26 × 28,234.12
  4. Step 4: Simplify right side
    49,455.28x = 1,926,929,562.63
  5. Step 5: Solve for x
    x = 1,926,929,562.63/49,455.28
  6. Step 6: Final answer
    x = 38,963.07

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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.