Home / 26,229.12-39,342.96-10,646.24

Finding the Fourth Proportional to 26,229.12, 39,342.96 and 10,646.24

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Solution

The fourth proportional to 26,229.12, 39,342.96 and 10,646.24 is: 15,969.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,229.12 : 39,342.96 = 10,646.24 : x
  2. Step 2: Convert to fraction form
    26,229.12/39,342.96 = 10,646.24/x
  3. Step 3: Cross multiply
    26,229.12x = 39,342.96 × 10,646.24
  4. Step 4: Simplify right side
    26,229.12x = 418,854,594.47
  5. Step 5: Solve for x
    x = 418,854,594.47/26,229.12
  6. Step 6: Final answer
    x = 15,969.07

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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.