Home / 26,425.67-39,655.65-11,447.42

Finding the Fourth Proportional to 26,425.67, 39,655.65 and 11,447.42

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Solution

The fourth proportional to 26,425.67, 39,655.65 and 11,447.42 is: 17,178.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.67 : 39,655.65 = 11,447.42 : x
  2. Step 2: Convert to fraction form
    26,425.67/39,655.65 = 11,447.42/x
  3. Step 3: Cross multiply
    26,425.67x = 39,655.65 × 11,447.42
  4. Step 4: Simplify right side
    26,425.67x = 453,954,880.92
  5. Step 5: Solve for x
    x = 453,954,880.92/26,425.67
  6. Step 6: Final answer
    x = 17,178.56

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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.