Home / 26,670.56-36,806.42-15,340.03

Finding the Fourth Proportional to 26,670.56, 36,806.42 and 15,340.03

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Solution

The fourth proportional to 26,670.56, 36,806.42 and 15,340.03 is: 21,169.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,670.56 : 36,806.42 = 15,340.03 : x
  2. Step 2: Convert to fraction form
    26,670.56/36,806.42 = 15,340.03/x
  3. Step 3: Cross multiply
    26,670.56x = 36,806.42 × 15,340.03
  4. Step 4: Simplify right side
    26,670.56x = 564,611,613.83
  5. Step 5: Solve for x
    x = 564,611,613.83/26,670.56
  6. Step 6: Final answer
    x = 21,169.85

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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.