Home / 26,926.97-40,396.59-8,208.68

Finding the Fourth Proportional to 26,926.97, 40,396.59 and 8,208.68

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Solution

The fourth proportional to 26,926.97, 40,396.59 and 8,208.68 is: 12,314.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.97 : 40,396.59 = 8,208.68 : x
  2. Step 2: Convert to fraction form
    26,926.97/40,396.59 = 8,208.68/x
  3. Step 3: Cross multiply
    26,926.97x = 40,396.59 × 8,208.68
  4. Step 4: Simplify right side
    26,926.97x = 331,602,478.42
  5. Step 5: Solve for x
    x = 331,602,478.42/26,926.97
  6. Step 6: Final answer
    x = 12,314.89

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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.