Home / 22,064.90-30,437.24-13,561.11

Finding the Fourth Proportional to 22,064.90, 30,437.24 and 13,561.11

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Solution

The fourth proportional to 22,064.90, 30,437.24 and 13,561.11 is: 18,706.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,064.90 : 30,437.24 = 13,561.11 : x
  2. Step 2: Convert to fraction form
    22,064.90/30,437.24 = 13,561.11/x
  3. Step 3: Cross multiply
    22,064.90x = 30,437.24 × 13,561.11
  4. Step 4: Simplify right side
    22,064.90x = 412,762,691.93
  5. Step 5: Solve for x
    x = 412,762,691.93/22,064.90
  6. Step 6: Final answer
    x = 18,706.76

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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.