Home / 26,581.67-39,896.90-13,443.26

Finding the Fourth Proportional to 26,581.67, 39,896.90 and 13,443.26

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Solution

The fourth proportional to 26,581.67, 39,896.90 and 13,443.26 is: 20,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.67 : 39,896.90 = 13,443.26 : x
  2. Step 2: Convert to fraction form
    26,581.67/39,896.90 = 13,443.26/x
  3. Step 3: Cross multiply
    26,581.67x = 39,896.90 × 13,443.26
  4. Step 4: Simplify right side
    26,581.67x = 536,344,332.68
  5. Step 5: Solve for x
    x = 536,344,332.68/26,581.67
  6. Step 6: Final answer
    x = 20,177.23

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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.