Home / 18,499.74-27,753.66-5,352.63

Finding the Fourth Proportional to 18,499.74, 27,753.66 and 5,352.63

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Solution

The fourth proportional to 18,499.74, 27,753.66 and 5,352.63 is: 8,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499.74 : 27,753.66 = 5,352.63 : x
  2. Step 2: Convert to fraction form
    18,499.74/27,753.66 = 5,352.63/x
  3. Step 3: Cross multiply
    18,499.74x = 27,753.66 × 5,352.63
  4. Step 4: Simplify right side
    18,499.74x = 148,555,073.13
  5. Step 5: Solve for x
    x = 148,555,073.13/18,499.74
  6. Step 6: Final answer
    x = 8,030.12

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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.