Home / 24,805.29-34,214.24-20,705.79

Finding the Fourth Proportional to 24,805.29, 34,214.24 and 20,705.79

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Solution

The fourth proportional to 24,805.29, 34,214.24 and 20,705.79 is: 28,559.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,805.29 : 34,214.24 = 20,705.79 : x
  2. Step 2: Convert to fraction form
    24,805.29/34,214.24 = 20,705.79/x
  3. Step 3: Cross multiply
    24,805.29x = 34,214.24 × 20,705.79
  4. Step 4: Simplify right side
    24,805.29x = 708,432,764.92
  5. Step 5: Solve for x
    x = 708,432,764.92/24,805.29
  6. Step 6: Final answer
    x = 28,559.75

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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.