Home / 48,117.28-66,415.84-27,983.20

Finding the Fourth Proportional to 48,117.28, 66,415.84 and 27,983.20

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Solution

The fourth proportional to 48,117.28, 66,415.84 and 27,983.20 is: 38,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,117.28 : 66,415.84 = 27,983.20 : x
  2. Step 2: Convert to fraction form
    48,117.28/66,415.84 = 27,983.20/x
  3. Step 3: Cross multiply
    48,117.28x = 66,415.84 × 27,983.20
  4. Step 4: Simplify right side
    48,117.28x = 1,858,527,733.89
  5. Step 5: Solve for x
    x = 1,858,527,733.89/48,117.28
  6. Step 6: Final answer
    x = 38,624.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.