Home / 25,768.85-38,652.66-8,238.83

Finding the Fourth Proportional to 25,768.85, 38,652.66 and 8,238.83

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Solution

The fourth proportional to 25,768.85, 38,652.66 and 8,238.83 is: 12,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.85 : 38,652.66 = 8,238.83 : x
  2. Step 2: Convert to fraction form
    25,768.85/38,652.66 = 8,238.83/x
  3. Step 3: Cross multiply
    25,768.85x = 38,652.66 × 8,238.83
  4. Step 4: Simplify right side
    25,768.85x = 318,452,501.52
  5. Step 5: Solve for x
    x = 318,452,501.52/25,768.85
  6. Step 6: Final answer
    x = 12,358.04

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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.