Home / 26,693.45-36,839.70-15,363.38

Finding the Fourth Proportional to 26,693.45, 36,839.70 and 15,363.38

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Solution

The fourth proportional to 26,693.45, 36,839.70 and 15,363.38 is: 21,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,693.45 : 36,839.70 = 15,363.38 : x
  2. Step 2: Convert to fraction form
    26,693.45/36,839.70 = 15,363.38/x
  3. Step 3: Cross multiply
    26,693.45x = 36,839.70 × 15,363.38
  4. Step 4: Simplify right side
    26,693.45x = 565,982,310.19
  5. Step 5: Solve for x
    x = 565,982,310.19/26,693.45
  6. Step 6: Final answer
    x = 21,203.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.