Home / 27,182.88-40,767.84-7,459.92

Finding the Fourth Proportional to 27,182.88, 40,767.84 and 7,459.92

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Solution

The fourth proportional to 27,182.88, 40,767.84 and 7,459.92 is: 11,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.88 : 40,767.84 = 7,459.92 : x
  2. Step 2: Convert to fraction form
    27,182.88/40,767.84 = 7,459.92/x
  3. Step 3: Cross multiply
    27,182.88x = 40,767.84 × 7,459.92
  4. Step 4: Simplify right side
    27,182.88x = 304,124,824.97
  5. Step 5: Solve for x
    x = 304,124,824.97/27,182.88
  6. Step 6: Final answer
    x = 11,188.10

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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.