Home / 48,126.12-72,189.18-23,481

Finding the Fourth Proportional to 48,126.12, 72,189.18 and 23,481

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Solution

The fourth proportional to 48,126.12, 72,189.18 and 23,481 is: 35,221.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,126.12 : 72,189.18 = 23,481 : x
  2. Step 2: Convert to fraction form
    48,126.12/72,189.18 = 23,481/x
  3. Step 3: Cross multiply
    48,126.12x = 72,189.18 × 23,481
  4. Step 4: Simplify right side
    48,126.12x = 1,695,074,135.58
  5. Step 5: Solve for x
    x = 1,695,074,135.58/48,126.12
  6. Step 6: Final answer
    x = 35,221.50

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1.5x scale

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.