Home / 25,724.77-38,590.33-9,081.43

Finding the Fourth Proportional to 25,724.77, 38,590.33 and 9,081.43

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Solution

The fourth proportional to 25,724.77, 38,590.33 and 9,081.43 is: 13,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,724.77 : 38,590.33 = 9,081.43 : x
  2. Step 2: Convert to fraction form
    25,724.77/38,590.33 = 9,081.43/x
  3. Step 3: Cross multiply
    25,724.77x = 38,590.33 × 9,081.43
  4. Step 4: Simplify right side
    25,724.77x = 350,455,380.57
  5. Step 5: Solve for x
    x = 350,455,380.57/25,724.77
  6. Step 6: Final answer
    x = 13,623.27

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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.