Home / 31,899.38-44,020.78-17,558.90

Finding the Fourth Proportional to 31,899.38, 44,020.78 and 17,558.90

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Solution

The fourth proportional to 31,899.38, 44,020.78 and 17,558.90 is: 24,231.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.38 : 44,020.78 = 17,558.90 : x
  2. Step 2: Convert to fraction form
    31,899.38/44,020.78 = 17,558.90/x
  3. Step 3: Cross multiply
    31,899.38x = 44,020.78 × 17,558.90
  4. Step 4: Simplify right side
    31,899.38x = 772,956,209.94
  5. Step 5: Solve for x
    x = 772,956,209.94/31,899.38
  6. Step 6: Final answer
    x = 24,231.08

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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.