Home / 26,812.70-40,211.22-10,160.72

Finding the Fourth Proportional to 26,812.70, 40,211.22 and 10,160.72

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Solution

The fourth proportional to 26,812.70, 40,211.22 and 10,160.72 is: 15,238.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.70 : 40,211.22 = 10,160.72 : x
  2. Step 2: Convert to fraction form
    26,812.70/40,211.22 = 10,160.72/x
  3. Step 3: Cross multiply
    26,812.70x = 40,211.22 × 10,160.72
  4. Step 4: Simplify right side
    26,812.70x = 408,574,947.28
  5. Step 5: Solve for x
    x = 408,574,947.28/26,812.70
  6. Step 6: Final answer
    x = 15,238.11

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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.