Home / 25,860.28-38,788.26-10,273.72

Finding the Fourth Proportional to 25,860.28, 38,788.26 and 10,273.72

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Solution

The fourth proportional to 25,860.28, 38,788.26 and 10,273.72 is: 15,409.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.28 : 38,788.26 = 10,273.72 : x
  2. Step 2: Convert to fraction form
    25,860.28/38,788.26 = 10,273.72/x
  3. Step 3: Cross multiply
    25,860.28x = 38,788.26 × 10,273.72
  4. Step 4: Simplify right side
    25,860.28x = 398,499,722.53
  5. Step 5: Solve for x
    x = 398,499,722.53/25,860.28
  6. Step 6: Final answer
    x = 15,409.72

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1.5x scale

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.