Home / 27,958.92-38,575.65-19,451.49

Finding the Fourth Proportional to 27,958.92, 38,575.65 and 19,451.49

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Solution

The fourth proportional to 27,958.92, 38,575.65 and 19,451.49 is: 26,837.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,958.92 : 38,575.65 = 19,451.49 : x
  2. Step 2: Convert to fraction form
    27,958.92/38,575.65 = 19,451.49/x
  3. Step 3: Cross multiply
    27,958.92x = 38,575.65 × 19,451.49
  4. Step 4: Simplify right side
    27,958.92x = 750,353,870.22
  5. Step 5: Solve for x
    x = 750,353,870.22/27,958.92
  6. Step 6: Final answer
    x = 26,837.73

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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.