Home / 17,618.28-26,409.51-11,049.05

Finding the Fourth Proportional to 17,618.28, 26,409.51 and 11,049.05

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Solution

The fourth proportional to 17,618.28, 26,409.51 and 11,049.05 is: 16,562.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.28 : 26,409.51 = 11,049.05 : x
  2. Step 2: Convert to fraction form
    17,618.28/26,409.51 = 11,049.05/x
  3. Step 3: Cross multiply
    17,618.28x = 26,409.51 × 11,049.05
  4. Step 4: Simplify right side
    17,618.28x = 291,799,864.42
  5. Step 5: Solve for x
    x = 291,799,864.42/17,618.28
  6. Step 6: Final answer
    x = 16,562.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.