Home / 22,337.12-30,805.44-17,019.20

Finding the Fourth Proportional to 22,337.12, 30,805.44 and 17,019.20

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Solution

The fourth proportional to 22,337.12, 30,805.44 and 17,019.20 is: 23,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.12 : 30,805.44 = 17,019.20 : x
  2. Step 2: Convert to fraction form
    22,337.12/30,805.44 = 17,019.20/x
  3. Step 3: Cross multiply
    22,337.12x = 30,805.44 × 17,019.20
  4. Step 4: Simplify right side
    22,337.12x = 524,283,944.45
  5. Step 5: Solve for x
    x = 524,283,944.45/22,337.12
  6. Step 6: Final answer
    x = 23,471.42

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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.