Home / 26,302.73-39,431.21-11,500.38

Finding the Fourth Proportional to 26,302.73, 39,431.21 and 11,500.38

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Solution

The fourth proportional to 26,302.73, 39,431.21 and 11,500.38 is: 17,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302.73 : 39,431.21 = 11,500.38 : x
  2. Step 2: Convert to fraction form
    26,302.73/39,431.21 = 11,500.38/x
  3. Step 3: Cross multiply
    26,302.73x = 39,431.21 × 11,500.38
  4. Step 4: Simplify right side
    26,302.73x = 453,473,841.36
  5. Step 5: Solve for x
    x = 453,473,841.36/26,302.73
  6. Step 6: Final answer
    x = 17,240.57

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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.