Home / 26,938.28-40,409.76-8,222.53

Finding the Fourth Proportional to 26,938.28, 40,409.76 and 8,222.53

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Solution

The fourth proportional to 26,938.28, 40,409.76 and 8,222.53 is: 12,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,938.28 : 40,409.76 = 8,222.53 : x
  2. Step 2: Convert to fraction form
    26,938.28/40,409.76 = 8,222.53/x
  3. Step 3: Cross multiply
    26,938.28x = 40,409.76 × 8,222.53
  4. Step 4: Simplify right side
    26,938.28x = 332,270,463.89
  5. Step 5: Solve for x
    x = 332,270,463.89/26,938.28
  6. Step 6: Final answer
    x = 12,334.51

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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.