Home / 31,176.75-43,023.93-17,029.62

Finding the Fourth Proportional to 31,176.75, 43,023.93 and 17,029.62

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Solution

The fourth proportional to 31,176.75, 43,023.93 and 17,029.62 is: 23,500.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.75 : 43,023.93 = 17,029.62 : x
  2. Step 2: Convert to fraction form
    31,176.75/43,023.93 = 17,029.62/x
  3. Step 3: Cross multiply
    31,176.75x = 43,023.93 × 17,029.62
  4. Step 4: Simplify right side
    31,176.75x = 732,681,178.81
  5. Step 5: Solve for x
    x = 732,681,178.81/31,176.75
  6. Step 6: Final answer
    x = 23,500.88

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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.