Home / 26,223.13-39,326.19-8,688.25

Finding the Fourth Proportional to 26,223.13, 39,326.19 and 8,688.25

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Solution

The fourth proportional to 26,223.13, 39,326.19 and 8,688.25 is: 13,029.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.13 : 39,326.19 = 8,688.25 : x
  2. Step 2: Convert to fraction form
    26,223.13/39,326.19 = 8,688.25/x
  3. Step 3: Cross multiply
    26,223.13x = 39,326.19 × 8,688.25
  4. Step 4: Simplify right side
    26,223.13x = 341,675,770.27
  5. Step 5: Solve for x
    x = 341,675,770.27/26,223.13
  6. Step 6: Final answer
    x = 13,029.56

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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.