Home / 27,232.56-40,779.72-21,749.04

Finding the Fourth Proportional to 27,232.56, 40,779.72 and 21,749.04

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Solution

The fourth proportional to 27,232.56, 40,779.72 and 21,749.04 is: 32,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,232.56 : 40,779.72 = 21,749.04 : x
  2. Step 2: Convert to fraction form
    27,232.56/40,779.72 = 21,749.04/x
  3. Step 3: Cross multiply
    27,232.56x = 40,779.72 × 21,749.04
  4. Step 4: Simplify right side
    27,232.56x = 886,919,761.47
  5. Step 5: Solve for x
    x = 886,919,761.47/27,232.56
  6. Step 6: Final answer
    x = 32,568.36

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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.