Home / 43,800.28-65,732.12-17,512.56

Finding the Fourth Proportional to 43,800.28, 65,732.12 and 17,512.56

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Solution

The fourth proportional to 43,800.28, 65,732.12 and 17,512.56 is: 26,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,800.28 : 65,732.12 = 17,512.56 : x
  2. Step 2: Convert to fraction form
    43,800.28/65,732.12 = 17,512.56/x
  3. Step 3: Cross multiply
    43,800.28x = 65,732.12 × 17,512.56
  4. Step 4: Simplify right side
    43,800.28x = 1,151,137,695.43
  5. Step 5: Solve for x
    x = 1,151,137,695.43/43,800.28
  6. Step 6: Final answer
    x = 26,281.51

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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.