Home / 23,557.43-35,338.07-8,762.78

Finding the Fourth Proportional to 23,557.43, 35,338.07 and 8,762.78

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Solution

The fourth proportional to 23,557.43, 35,338.07 and 8,762.78 is: 13,144.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,557.43 : 35,338.07 = 8,762.78 : x
  2. Step 2: Convert to fraction form
    23,557.43/35,338.07 = 8,762.78/x
  3. Step 3: Cross multiply
    23,557.43x = 35,338.07 × 8,762.78
  4. Step 4: Simplify right side
    23,557.43x = 309,659,843.29
  5. Step 5: Solve for x
    x = 309,659,843.29/23,557.43
  6. Step 6: Final answer
    x = 13,144.89

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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.