Home / 31,176.03-43,020.68-17,025.87

Finding the Fourth Proportional to 31,176.03, 43,020.68 and 17,025.87

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Solution

The fourth proportional to 31,176.03, 43,020.68 and 17,025.87 is: 23,494.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.03 : 43,020.68 = 17,025.87 : x
  2. Step 2: Convert to fraction form
    31,176.03/43,020.68 = 17,025.87/x
  3. Step 3: Cross multiply
    31,176.03x = 43,020.68 × 17,025.87
  4. Step 4: Simplify right side
    31,176.03x = 732,464,419.86
  5. Step 5: Solve for x
    x = 732,464,419.86/31,176.03
  6. Step 6: Final answer
    x = 23,494.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.