Home / 48,262.20-72,335.70-20,182.20

Finding the Fourth Proportional to 48,262.20, 72,335.70 and 20,182.20

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Solution

The fourth proportional to 48,262.20, 72,335.70 and 20,182.20 is: 30,249.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,262.20 : 72,335.70 = 20,182.20 : x
  2. Step 2: Convert to fraction form
    48,262.20/72,335.70 = 20,182.20/x
  3. Step 3: Cross multiply
    48,262.20x = 72,335.70 × 20,182.20
  4. Step 4: Simplify right side
    48,262.20x = 1,459,893,564.54
  5. Step 5: Solve for x
    x = 1,459,893,564.54/48,262.20
  6. Step 6: Final answer
    x = 30,249.21

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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.