Home / 25,827.06-38,732.37-8,292.78

Finding the Fourth Proportional to 25,827.06, 38,732.37 and 8,292.78

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Solution

The fourth proportional to 25,827.06, 38,732.37 and 8,292.78 is: 12,436.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,827.06 : 38,732.37 = 8,292.78 : x
  2. Step 2: Convert to fraction form
    25,827.06/38,732.37 = 8,292.78/x
  3. Step 3: Cross multiply
    25,827.06x = 38,732.37 × 8,292.78
  4. Step 4: Simplify right side
    25,827.06x = 321,199,023.29
  5. Step 5: Solve for x
    x = 321,199,023.29/25,827.06
  6. Step 6: Final answer
    x = 12,436.53

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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.