Home / 49,470.15-68,270.13-28,248.96

Finding the Fourth Proportional to 49,470.15, 68,270.13 and 28,248.96

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Solution

The fourth proportional to 49,470.15, 68,270.13 and 28,248.96 is: 38,984.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,470.15 : 68,270.13 = 28,248.96 : x
  2. Step 2: Convert to fraction form
    49,470.15/68,270.13 = 28,248.96/x
  3. Step 3: Cross multiply
    49,470.15x = 68,270.13 × 28,248.96
  4. Step 4: Simplify right side
    49,470.15x = 1,928,560,427.58
  5. Step 5: Solve for x
    x = 1,928,560,427.58/49,470.15
  6. Step 6: Final answer
    x = 38,984.32

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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.