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Finding the Fourth Proportional to 17,706.80, 26,570.46 and 6,613.07

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Solution

The fourth proportional to 17,706.80, 26,570.46 and 6,613.07 is: 9,923.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.80 : 26,570.46 = 6,613.07 : x
  2. Step 2: Convert to fraction form
    17,706.80/26,570.46 = 6,613.07/x
  3. Step 3: Cross multiply
    17,706.80x = 26,570.46 × 6,613.07
  4. Step 4: Simplify right side
    17,706.80x = 175,712,179.06
  5. Step 5: Solve for x
    x = 175,712,179.06/17,706.80
  6. Step 6: Final answer
    x = 9,923.43

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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.