Home / 25,797.48-38,715.12-10,219.56

Finding the Fourth Proportional to 25,797.48, 38,715.12 and 10,219.56

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Solution

The fourth proportional to 25,797.48, 38,715.12 and 10,219.56 is: 15,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.48 : 38,715.12 = 10,219.56 : x
  2. Step 2: Convert to fraction form
    25,797.48/38,715.12 = 10,219.56/x
  3. Step 3: Cross multiply
    25,797.48x = 38,715.12 × 10,219.56
  4. Step 4: Simplify right side
    25,797.48x = 395,651,491.75
  5. Step 5: Solve for x
    x = 395,651,491.75/25,797.48
  6. Step 6: Final answer
    x = 15,336.83

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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.