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Finding the Fourth Proportional to 17,706.16, 26,559.24 and 8,339.32

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Solution

The fourth proportional to 17,706.16, 26,559.24 and 8,339.32 is: 12,508.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.16 : 26,559.24 = 8,339.32 : x
  2. Step 2: Convert to fraction form
    17,706.16/26,559.24 = 8,339.32/x
  3. Step 3: Cross multiply
    17,706.16x = 26,559.24 × 8,339.32
  4. Step 4: Simplify right side
    17,706.16x = 221,486,001.32
  5. Step 5: Solve for x
    x = 221,486,001.32/17,706.16
  6. Step 6: Final answer
    x = 12,508.98

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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.