Home / 27,242.66-40,860.39-10,607.78

Finding the Fourth Proportional to 27,242.66, 40,860.39 and 10,607.78

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Solution

The fourth proportional to 27,242.66, 40,860.39 and 10,607.78 is: 15,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,242.66 : 40,860.39 = 10,607.78 : x
  2. Step 2: Convert to fraction form
    27,242.66/40,860.39 = 10,607.78/x
  3. Step 3: Cross multiply
    27,242.66x = 40,860.39 × 10,607.78
  4. Step 4: Simplify right side
    27,242.66x = 433,438,027.83
  5. Step 5: Solve for x
    x = 433,438,027.83/27,242.66
  6. Step 6: Final answer
    x = 15,910.27

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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.