Home / 26,672.92-40,014.86-9,144.12

Finding the Fourth Proportional to 26,672.92, 40,014.86 and 9,144.12

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Solution

The fourth proportional to 26,672.92, 40,014.86 and 9,144.12 is: 13,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.92 : 40,014.86 = 9,144.12 : x
  2. Step 2: Convert to fraction form
    26,672.92/40,014.86 = 9,144.12/x
  3. Step 3: Cross multiply
    26,672.92x = 40,014.86 × 9,144.12
  4. Step 4: Simplify right side
    26,672.92x = 365,900,681.62
  5. Step 5: Solve for x
    x = 365,900,681.62/26,672.92
  6. Step 6: Final answer
    x = 13,718.06

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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.