Home / 17,637.20-24,343.42-11,338.64

Finding the Fourth Proportional to 17,637.20, 24,343.42 and 11,338.64

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Solution

The fourth proportional to 17,637.20, 24,343.42 and 11,338.64 is: 15,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.20 : 24,343.42 = 11,338.64 : x
  2. Step 2: Convert to fraction form
    17,637.20/24,343.42 = 11,338.64/x
  3. Step 3: Cross multiply
    17,637.20x = 24,343.42 × 11,338.64
  4. Step 4: Simplify right side
    17,637.20x = 276,021,275.75
  5. Step 5: Solve for x
    x = 276,021,275.75/17,637.20
  6. Step 6: Final answer
    x = 15,649.95

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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.