Home / 21,543.67-32,315.46-5,961.25

Finding the Fourth Proportional to 21,543.67, 32,315.46 and 5,961.25

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Solution

The fourth proportional to 21,543.67, 32,315.46 and 5,961.25 is: 8,941.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,543.67 : 32,315.46 = 5,961.25 : x
  2. Step 2: Convert to fraction form
    21,543.67/32,315.46 = 5,961.25/x
  3. Step 3: Cross multiply
    21,543.67x = 32,315.46 × 5,961.25
  4. Step 4: Simplify right side
    21,543.67x = 192,640,535.93
  5. Step 5: Solve for x
    x = 192,640,535.93/21,543.67
  6. Step 6: Final answer
    x = 8,941.86

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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.