Home / 15,966.44-22,036.30-12,182.44

Finding the Fourth Proportional to 15,966.44, 22,036.30 and 12,182.44

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Solution

The fourth proportional to 15,966.44, 22,036.30 and 12,182.44 is: 16,813.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966.44 : 22,036.30 = 12,182.44 : x
  2. Step 2: Convert to fraction form
    15,966.44/22,036.30 = 12,182.44/x
  3. Step 3: Cross multiply
    15,966.44x = 22,036.30 × 12,182.44
  4. Step 4: Simplify right side
    15,966.44x = 268,455,902.57
  5. Step 5: Solve for x
    x = 268,455,902.57/15,966.44
  6. Step 6: Final answer
    x = 16,813.76

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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.