Home / 22,252.50-30,708.45-12,826.53

Finding the Fourth Proportional to 22,252.50, 30,708.45 and 12,826.53

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Solution

The fourth proportional to 22,252.50, 30,708.45 and 12,826.53 is: 17,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.50 : 30,708.45 = 12,826.53 : x
  2. Step 2: Convert to fraction form
    22,252.50/30,708.45 = 12,826.53/x
  3. Step 3: Cross multiply
    22,252.50x = 30,708.45 × 12,826.53
  4. Step 4: Simplify right side
    22,252.50x = 393,882,855.18
  5. Step 5: Solve for x
    x = 393,882,855.18/22,252.50
  6. Step 6: Final answer
    x = 17,700.61

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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.