Home / 26,227.50-39,337.30-8,455.87

Finding the Fourth Proportional to 26,227.50, 39,337.30 and 8,455.87

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Solution

The fourth proportional to 26,227.50, 39,337.30 and 8,455.87 is: 12,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,227.50 : 39,337.30 = 8,455.87 : x
  2. Step 2: Convert to fraction form
    26,227.50/39,337.30 = 8,455.87/x
  3. Step 3: Cross multiply
    26,227.50x = 39,337.30 × 8,455.87
  4. Step 4: Simplify right side
    26,227.50x = 332,631,094.95
  5. Step 5: Solve for x
    x = 332,631,094.95/26,227.50
  6. Step 6: Final answer
    x = 12,682.53

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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.