Home / 26,162.12-39,237.64-8,627.84

Finding the Fourth Proportional to 26,162.12, 39,237.64 and 8,627.84

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Solution

The fourth proportional to 26,162.12, 39,237.64 and 8,627.84 is: 12,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,162.12 : 39,237.64 = 8,627.84 : x
  2. Step 2: Convert to fraction form
    26,162.12/39,237.64 = 8,627.84/x
  3. Step 3: Cross multiply
    26,162.12x = 39,237.64 × 8,627.84
  4. Step 4: Simplify right side
    26,162.12x = 338,536,079.90
  5. Step 5: Solve for x
    x = 338,536,079.90/26,162.12
  6. Step 6: Final answer
    x = 12,939.93

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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.