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Finding the Fourth Proportional to 17,602.65, 26,404.04 and 5,122.71

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Solution

The fourth proportional to 17,602.65, 26,404.04 and 5,122.71 is: 7,684.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,602.65 : 26,404.04 = 5,122.71 : x
  2. Step 2: Convert to fraction form
    17,602.65/26,404.04 = 5,122.71/x
  3. Step 3: Cross multiply
    17,602.65x = 26,404.04 × 5,122.71
  4. Step 4: Simplify right side
    17,602.65x = 135,260,252.56
  5. Step 5: Solve for x
    x = 135,260,252.56/17,602.65
  6. Step 6: Final answer
    x = 7,684.08

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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.