Home / 48,035.12-71,962.68-28,254.56

Finding the Fourth Proportional to 48,035.12, 71,962.68 and 28,254.56

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Solution

The fourth proportional to 48,035.12, 71,962.68 and 28,254.56 is: 42,328.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,035.12 : 71,962.68 = 28,254.56 : x
  2. Step 2: Convert to fraction form
    48,035.12/71,962.68 = 28,254.56/x
  3. Step 3: Cross multiply
    48,035.12x = 71,962.68 × 28,254.56
  4. Step 4: Simplify right side
    48,035.12x = 2,033,273,859.82
  5. Step 5: Solve for x
    x = 2,033,273,859.82/48,035.12
  6. Step 6: Final answer
    x = 42,328.90

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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.