Home / 17,020.68-25,487.27-10,426.87

Finding the Fourth Proportional to 17,020.68, 25,487.27 and 10,426.87

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Solution

The fourth proportional to 17,020.68, 25,487.27 and 10,426.87 is: 15,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.68 : 25,487.27 = 10,426.87 : x
  2. Step 2: Convert to fraction form
    17,020.68/25,487.27 = 10,426.87/x
  3. Step 3: Cross multiply
    17,020.68x = 25,487.27 × 10,426.87
  4. Step 4: Simplify right side
    17,020.68x = 265,752,398.81
  5. Step 5: Solve for x
    x = 265,752,398.81/17,020.68
  6. Step 6: Final answer
    x = 15,613.51

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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.