Home / 22,146.23-30,566.66-13,767.59

Finding the Fourth Proportional to 22,146.23, 30,566.66 and 13,767.59

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Solution

The fourth proportional to 22,146.23, 30,566.66 and 13,767.59 is: 19,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.23 : 30,566.66 = 13,767.59 : x
  2. Step 2: Convert to fraction form
    22,146.23/30,566.66 = 13,767.59/x
  3. Step 3: Cross multiply
    22,146.23x = 30,566.66 × 13,767.59
  4. Step 4: Simplify right side
    22,146.23x = 420,829,353.39
  5. Step 5: Solve for x
    x = 420,829,353.39/22,146.23
  6. Step 6: Final answer
    x = 19,002.30

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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.