Home / 25,747.68-38,621.04-10,966.56

Finding the Fourth Proportional to 25,747.68, 38,621.04 and 10,966.56

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Solution

The fourth proportional to 25,747.68, 38,621.04 and 10,966.56 is: 16,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.68 : 38,621.04 = 10,966.56 : x
  2. Step 2: Convert to fraction form
    25,747.68/38,621.04 = 10,966.56/x
  3. Step 3: Cross multiply
    25,747.68x = 38,621.04 × 10,966.56
  4. Step 4: Simplify right side
    25,747.68x = 423,539,952.42
  5. Step 5: Solve for x
    x = 423,539,952.42/25,747.68
  6. Step 6: Final answer
    x = 16,449.64

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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.