Home / 18,691.93-25,795.68-10,736.65

Finding the Fourth Proportional to 18,691.93, 25,795.68 and 10,736.65

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Solution

The fourth proportional to 18,691.93, 25,795.68 and 10,736.65 is: 14,817.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,691.93 : 25,795.68 = 10,736.65 : x
  2. Step 2: Convert to fraction form
    18,691.93/25,795.68 = 10,736.65/x
  3. Step 3: Cross multiply
    18,691.93x = 25,795.68 × 10,736.65
  4. Step 4: Simplify right side
    18,691.93x = 276,959,058.69
  5. Step 5: Solve for x
    x = 276,959,058.69/18,691.93
  6. Step 6: Final answer
    x = 14,817.04

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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.