Home / 22,488.28-31,036.56-13,056.85

Finding the Fourth Proportional to 22,488.28, 31,036.56 and 13,056.85

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Solution

The fourth proportional to 22,488.28, 31,036.56 and 13,056.85 is: 18,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,488.28 : 31,036.56 = 13,056.85 : x
  2. Step 2: Convert to fraction form
    22,488.28/31,036.56 = 13,056.85/x
  3. Step 3: Cross multiply
    22,488.28x = 31,036.56 × 13,056.85
  4. Step 4: Simplify right side
    22,488.28x = 405,239,708.44
  5. Step 5: Solve for x
    x = 405,239,708.44/22,488.28
  6. Step 6: Final answer
    x = 18,020.04

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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.