Home / 26,140.72-39,217.68-11,346.04

Finding the Fourth Proportional to 26,140.72, 39,217.68 and 11,346.04

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Solution

The fourth proportional to 26,140.72, 39,217.68 and 11,346.04 is: 17,021.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.72 : 39,217.68 = 11,346.04 : x
  2. Step 2: Convert to fraction form
    26,140.72/39,217.68 = 11,346.04/x
  3. Step 3: Cross multiply
    26,140.72x = 39,217.68 × 11,346.04
  4. Step 4: Simplify right side
    26,140.72x = 444,965,365.99
  5. Step 5: Solve for x
    x = 444,965,365.99/26,140.72
  6. Step 6: Final answer
    x = 17,021.92

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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.