Home / 17,617.08-26,411.68-8,726.12

Finding the Fourth Proportional to 17,617.08, 26,411.68 and 8,726.12

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Solution

The fourth proportional to 17,617.08, 26,411.68 and 8,726.12 is: 13,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.08 : 26,411.68 = 8,726.12 : x
  2. Step 2: Convert to fraction form
    17,617.08/26,411.68 = 8,726.12/x
  3. Step 3: Cross multiply
    17,617.08x = 26,411.68 × 8,726.12
  4. Step 4: Simplify right side
    17,617.08x = 230,471,489.08
  5. Step 5: Solve for x
    x = 230,471,489.08/17,617.08
  6. Step 6: Final answer
    x = 13,082.28

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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.