Home / 27,617.70-41,426.55-13,793.70

Finding the Fourth Proportional to 27,617.70, 41,426.55 and 13,793.70

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Solution

The fourth proportional to 27,617.70, 41,426.55 and 13,793.70 is: 20,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,617.70 : 41,426.55 = 13,793.70 : x
  2. Step 2: Convert to fraction form
    27,617.70/41,426.55 = 13,793.70/x
  3. Step 3: Cross multiply
    27,617.70x = 41,426.55 × 13,793.70
  4. Step 4: Simplify right side
    27,617.70x = 571,425,402.74
  5. Step 5: Solve for x
    x = 571,425,402.74/27,617.70
  6. Step 6: Final answer
    x = 20,690.55

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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.