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Finding the Fourth Proportional to 17,547.16, 26,309.16 and 8,182.12

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Solution

The fourth proportional to 17,547.16, 26,309.16 and 8,182.12 is: 12,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,547.16 : 26,309.16 = 8,182.12 : x
  2. Step 2: Convert to fraction form
    17,547.16/26,309.16 = 8,182.12/x
  3. Step 3: Cross multiply
    17,547.16x = 26,309.16 × 8,182.12
  4. Step 4: Simplify right side
    17,547.16x = 215,264,704.22
  5. Step 5: Solve for x
    x = 215,264,704.22/17,547.16
  6. Step 6: Final answer
    x = 12,267.78

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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.