Home / 31,753.28-43,819.12-17,606.40

Finding the Fourth Proportional to 31,753.28, 43,819.12 and 17,606.40

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Solution

The fourth proportional to 31,753.28, 43,819.12 and 17,606.40 is: 24,296.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,753.28 : 43,819.12 = 17,606.40 : x
  2. Step 2: Convert to fraction form
    31,753.28/43,819.12 = 17,606.40/x
  3. Step 3: Cross multiply
    31,753.28x = 43,819.12 × 17,606.40
  4. Step 4: Simplify right side
    31,753.28x = 771,496,954.37
  5. Step 5: Solve for x
    x = 771,496,954.37/31,753.28
  6. Step 6: Final answer
    x = 24,296.61

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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.