Home / 19,748.64-27,250.60-11,251.84

Finding the Fourth Proportional to 19,748.64, 27,250.60 and 11,251.84

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Solution

The fourth proportional to 19,748.64, 27,250.60 and 11,251.84 is: 15,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.64 : 27,250.60 = 11,251.84 : x
  2. Step 2: Convert to fraction form
    19,748.64/27,250.60 = 11,251.84/x
  3. Step 3: Cross multiply
    19,748.64x = 27,250.60 × 11,251.84
  4. Step 4: Simplify right side
    19,748.64x = 306,619,391.10
  5. Step 5: Solve for x
    x = 306,619,391.10/19,748.64
  6. Step 6: Final answer
    x = 15,526.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.