Home / 26,218.58-39,326.72-8,448.84

Finding the Fourth Proportional to 26,218.58, 39,326.72 and 8,448.84

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Solution

The fourth proportional to 26,218.58, 39,326.72 and 8,448.84 is: 12,672.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.58 : 39,326.72 = 8,448.84 : x
  2. Step 2: Convert to fraction form
    26,218.58/39,326.72 = 8,448.84/x
  3. Step 3: Cross multiply
    26,218.58x = 39,326.72 × 8,448.84
  4. Step 4: Simplify right side
    26,218.58x = 332,264,926.13
  5. Step 5: Solve for x
    x = 332,264,926.13/26,218.58
  6. Step 6: Final answer
    x = 12,672.88

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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.