Home / 48,334.39-72,528.01-18,753.39

Finding the Fourth Proportional to 48,334.39, 72,528.01 and 18,753.39

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Solution

The fourth proportional to 48,334.39, 72,528.01 and 18,753.39 is: 28,140.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,334.39 : 72,528.01 = 18,753.39 : x
  2. Step 2: Convert to fraction form
    48,334.39/72,528.01 = 18,753.39/x
  3. Step 3: Cross multiply
    48,334.39x = 72,528.01 × 18,753.39
  4. Step 4: Simplify right side
    48,334.39x = 1,360,146,010.57
  5. Step 5: Solve for x
    x = 1,360,146,010.57/48,334.39
  6. Step 6: Final answer
    x = 28,140.34

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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.