Home / 31,334.34-43,244.13-17,189.92

Finding the Fourth Proportional to 31,334.34, 43,244.13 and 17,189.92

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Solution

The fourth proportional to 31,334.34, 43,244.13 and 17,189.92 is: 23,723.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.34 : 43,244.13 = 17,189.92 : x
  2. Step 2: Convert to fraction form
    31,334.34/43,244.13 = 17,189.92/x
  3. Step 3: Cross multiply
    31,334.34x = 43,244.13 × 17,189.92
  4. Step 4: Simplify right side
    31,334.34x = 743,363,156.99
  5. Step 5: Solve for x
    x = 743,363,156.99/31,334.34
  6. Step 6: Final answer
    x = 23,723.59

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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.