Home / 26,417.37-39,632.14-8,648.61

Finding the Fourth Proportional to 26,417.37, 39,632.14 and 8,648.61

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Solution

The fourth proportional to 26,417.37, 39,632.14 and 8,648.61 is: 12,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.37 : 39,632.14 = 8,648.61 : x
  2. Step 2: Convert to fraction form
    26,417.37/39,632.14 = 8,648.61/x
  3. Step 3: Cross multiply
    26,417.37x = 39,632.14 × 8,648.61
  4. Step 4: Simplify right side
    26,417.37x = 342,762,735.87
  5. Step 5: Solve for x
    x = 342,762,735.87/26,417.37
  6. Step 6: Final answer
    x = 12,974.90

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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.