Home / 18,501.24-27,755.91-5,354.13

Finding the Fourth Proportional to 18,501.24, 27,755.91 and 5,354.13

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Solution

The fourth proportional to 18,501.24, 27,755.91 and 5,354.13 is: 8,032.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,501.24 : 27,755.91 = 5,354.13 : x
  2. Step 2: Convert to fraction form
    18,501.24/27,755.91 = 5,354.13/x
  3. Step 3: Cross multiply
    18,501.24x = 27,755.91 × 5,354.13
  4. Step 4: Simplify right side
    18,501.24x = 148,608,750.41
  5. Step 5: Solve for x
    x = 148,608,750.41/18,501.24
  6. Step 6: Final answer
    x = 8,032.37

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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.