Home / 48,670.56-67,166.98-28,251.06

Finding the Fourth Proportional to 48,670.56, 67,166.98 and 28,251.06

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Solution

The fourth proportional to 48,670.56, 67,166.98 and 28,251.06 is: 38,987.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,670.56 : 67,166.98 = 28,251.06 : x
  2. Step 2: Convert to fraction form
    48,670.56/67,166.98 = 28,251.06/x
  3. Step 3: Cross multiply
    48,670.56x = 67,166.98 × 28,251.06
  4. Step 4: Simplify right side
    48,670.56x = 1,897,538,382.00
  5. Step 5: Solve for x
    x = 1,897,538,382.00/48,670.56
  6. Step 6: Final answer
    x = 38,987.40

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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.