Home / 25,759.89-38,653.52-10,177.65

Finding the Fourth Proportional to 25,759.89, 38,653.52 and 10,177.65

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Solution

The fourth proportional to 25,759.89, 38,653.52 and 10,177.65 is: 15,271.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,759.89 : 38,653.52 = 10,177.65 : x
  2. Step 2: Convert to fraction form
    25,759.89/38,653.52 = 10,177.65/x
  3. Step 3: Cross multiply
    25,759.89x = 38,653.52 × 10,177.65
  4. Step 4: Simplify right side
    25,759.89x = 393,401,946.94
  5. Step 5: Solve for x
    x = 393,401,946.94/25,759.89
  6. Step 6: Final answer
    x = 15,271.88

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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.