Home / 48,561.19-72,817.37-28,304.47

Finding the Fourth Proportional to 48,561.19, 72,817.37 and 28,304.47

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Solution

The fourth proportional to 48,561.19, 72,817.37 and 28,304.47 is: 42,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,561.19 : 72,817.37 = 28,304.47 : x
  2. Step 2: Convert to fraction form
    48,561.19/72,817.37 = 28,304.47/x
  3. Step 3: Cross multiply
    48,561.19x = 72,817.37 × 28,304.47
  4. Step 4: Simplify right side
    48,561.19x = 2,061,057,279.50
  5. Step 5: Solve for x
    x = 2,061,057,279.50/48,561.19
  6. Step 6: Final answer
    x = 42,442.48

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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.