Home / 15,024.38-20,734.43-8,651.93

Finding the Fourth Proportional to 15,024.38, 20,734.43 and 8,651.93

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Solution

The fourth proportional to 15,024.38, 20,734.43 and 8,651.93 is: 11,940.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.38 : 20,734.43 = 8,651.93 : x
  2. Step 2: Convert to fraction form
    15,024.38/20,734.43 = 8,651.93/x
  3. Step 3: Cross multiply
    15,024.38x = 20,734.43 × 8,651.93
  4. Step 4: Simplify right side
    15,024.38x = 179,392,690.02
  5. Step 5: Solve for x
    x = 179,392,690.02/15,024.38
  6. Step 6: Final answer
    x = 11,940.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.