Home / 26,540.46-36,626.70-15,212.10

Finding the Fourth Proportional to 26,540.46, 36,626.70 and 15,212.10

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Solution

The fourth proportional to 26,540.46, 36,626.70 and 15,212.10 is: 20,993.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,540.46 : 36,626.70 = 15,212.10 : x
  2. Step 2: Convert to fraction form
    26,540.46/36,626.70 = 15,212.10/x
  3. Step 3: Cross multiply
    26,540.46x = 36,626.70 × 15,212.10
  4. Step 4: Simplify right side
    26,540.46x = 557,169,023.07
  5. Step 5: Solve for x
    x = 557,169,023.07/26,540.46
  6. Step 6: Final answer
    x = 20,993.19

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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.