Home / 27,251.79-40,848.30-13,182.09

Finding the Fourth Proportional to 27,251.79, 40,848.30 and 13,182.09

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Solution

The fourth proportional to 27,251.79, 40,848.30 and 13,182.09 is: 19,758.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,251.79 : 40,848.30 = 13,182.09 : x
  2. Step 2: Convert to fraction form
    27,251.79/40,848.30 = 13,182.09/x
  3. Step 3: Cross multiply
    27,251.79x = 40,848.30 × 13,182.09
  4. Step 4: Simplify right side
    27,251.79x = 538,466,043.54
  5. Step 5: Solve for x
    x = 538,466,043.54/27,251.79
  6. Step 6: Final answer
    x = 19,758.92

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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.