Home / 27,904.77-41,853.51-12,318.75

Finding the Fourth Proportional to 27,904.77, 41,853.51 and 12,318.75

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Solution

The fourth proportional to 27,904.77, 41,853.51 and 12,318.75 is: 18,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904.77 : 41,853.51 = 12,318.75 : x
  2. Step 2: Convert to fraction form
    27,904.77/41,853.51 = 12,318.75/x
  3. Step 3: Cross multiply
    27,904.77x = 41,853.51 × 12,318.75
  4. Step 4: Simplify right side
    27,904.77x = 515,582,926.31
  5. Step 5: Solve for x
    x = 515,582,926.31/27,904.77
  6. Step 6: Final answer
    x = 18,476.52

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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.