Home / 48,234.06-66,567.12-28,092.78

Finding the Fourth Proportional to 48,234.06, 66,567.12 and 28,092.78

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Solution

The fourth proportional to 48,234.06, 66,567.12 and 28,092.78 is: 38,770.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,234.06 : 66,567.12 = 28,092.78 : x
  2. Step 2: Convert to fraction form
    48,234.06/66,567.12 = 28,092.78/x
  3. Step 3: Cross multiply
    48,234.06x = 66,567.12 × 28,092.78
  4. Step 4: Simplify right side
    48,234.06x = 1,870,055,457.39
  5. Step 5: Solve for x
    x = 1,870,055,457.39/48,234.06
  6. Step 6: Final answer
    x = 38,770.43

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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.