Home / 15,543.88-23,315.20-4,450.12

Finding the Fourth Proportional to 15,543.88, 23,315.20 and 4,450.12

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Solution

The fourth proportional to 15,543.88, 23,315.20 and 4,450.12 is: 6,675.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,543.88 : 23,315.20 = 4,450.12 : x
  2. Step 2: Convert to fraction form
    15,543.88/23,315.20 = 4,450.12/x
  3. Step 3: Cross multiply
    15,543.88x = 23,315.20 × 4,450.12
  4. Step 4: Simplify right side
    15,543.88x = 103,755,437.82
  5. Step 5: Solve for x
    x = 103,755,437.82/15,543.88
  6. Step 6: Final answer
    x = 6,675.00

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Similar ratio
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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.