Home / 26,503.97-39,755.99-12,453.70

Finding the Fourth Proportional to 26,503.97, 39,755.99 and 12,453.70

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Solution

The fourth proportional to 26,503.97, 39,755.99 and 12,453.70 is: 18,680.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.97 : 39,755.99 = 12,453.70 : x
  2. Step 2: Convert to fraction form
    26,503.97/39,755.99 = 12,453.70/x
  3. Step 3: Cross multiply
    26,503.97x = 39,755.99 × 12,453.70
  4. Step 4: Simplify right side
    26,503.97x = 495,109,011.00
  5. Step 5: Solve for x
    x = 495,109,011.00/26,503.97
  6. Step 6: Final answer
    x = 18,680.56

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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.