Home / 27,844.08-38,425.50-15,268.92

Finding the Fourth Proportional to 27,844.08, 38,425.50 and 15,268.92

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Solution

The fourth proportional to 27,844.08, 38,425.50 and 15,268.92 is: 21,071.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,844.08 : 38,425.50 = 15,268.92 : x
  2. Step 2: Convert to fraction form
    27,844.08/38,425.50 = 15,268.92/x
  3. Step 3: Cross multiply
    27,844.08x = 38,425.50 × 15,268.92
  4. Step 4: Simplify right side
    27,844.08x = 586,715,885.46
  5. Step 5: Solve for x
    x = 586,715,885.46/27,844.08
  6. Step 6: Final answer
    x = 21,071.48

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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.