Home / 26,326.56-39,499.60-12,294.48

Finding the Fourth Proportional to 26,326.56, 39,499.60 and 12,294.48

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Solution

The fourth proportional to 26,326.56, 39,499.60 and 12,294.48 is: 18,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,326.56 : 39,499.60 = 12,294.48 : x
  2. Step 2: Convert to fraction form
    26,326.56/39,499.60 = 12,294.48/x
  3. Step 3: Cross multiply
    26,326.56x = 39,499.60 × 12,294.48
  4. Step 4: Simplify right side
    26,326.56x = 485,627,042.21
  5. Step 5: Solve for x
    x = 485,627,042.21/26,326.56
  6. Step 6: Final answer
    x = 18,446.28

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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.