Home / 54,853.32-82,263.08-28,543.70

Finding the Fourth Proportional to 54,853.32, 82,263.08 and 28,543.70

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Solution

The fourth proportional to 54,853.32, 82,263.08 and 28,543.70 is: 42,806.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,853.32 : 82,263.08 = 28,543.70 : x
  2. Step 2: Convert to fraction form
    54,853.32/82,263.08 = 28,543.70/x
  3. Step 3: Cross multiply
    54,853.32x = 82,263.08 × 28,543.70
  4. Step 4: Simplify right side
    54,853.32x = 2,348,092,676.60
  5. Step 5: Solve for x
    x = 2,348,092,676.60/54,853.32
  6. Step 6: Final answer
    x = 42,806.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.