Home / 18,294.02-27,440.42-7,757.27

Finding the Fourth Proportional to 18,294.02, 27,440.42 and 7,757.27

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Solution

The fourth proportional to 18,294.02, 27,440.42 and 7,757.27 is: 11,635.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,294.02 : 27,440.42 = 7,757.27 : x
  2. Step 2: Convert to fraction form
    18,294.02/27,440.42 = 7,757.27/x
  3. Step 3: Cross multiply
    18,294.02x = 27,440.42 × 7,757.27
  4. Step 4: Simplify right side
    18,294.02x = 212,862,746.85
  5. Step 5: Solve for x
    x = 212,862,746.85/18,294.02
  6. Step 6: Final answer
    x = 11,635.65

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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.