Home / 48,360.68-72,455.06-20,218.76

Finding the Fourth Proportional to 48,360.68, 72,455.06 and 20,218.76

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Solution

The fourth proportional to 48,360.68, 72,455.06 and 20,218.76 is: 30,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,360.68 : 72,455.06 = 20,218.76 : x
  2. Step 2: Convert to fraction form
    48,360.68/72,455.06 = 20,218.76/x
  3. Step 3: Cross multiply
    48,360.68x = 72,455.06 × 20,218.76
  4. Step 4: Simplify right side
    48,360.68x = 1,464,951,468.93
  5. Step 5: Solve for x
    x = 1,464,951,468.93/48,360.68
  6. Step 6: Final answer
    x = 30,292.20

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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.