Home / 22,065.46-30,451.01-13,572.57

Finding the Fourth Proportional to 22,065.46, 30,451.01 and 13,572.57

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Solution

The fourth proportional to 22,065.46, 30,451.01 and 13,572.57 is: 18,730.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.46 : 30,451.01 = 13,572.57 : x
  2. Step 2: Convert to fraction form
    22,065.46/30,451.01 = 13,572.57/x
  3. Step 3: Cross multiply
    22,065.46x = 30,451.01 × 13,572.57
  4. Step 4: Simplify right side
    22,065.46x = 413,298,464.80
  5. Step 5: Solve for x
    x = 413,298,464.80/22,065.46
  6. Step 6: Final answer
    x = 18,730.56

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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.