Home / 25,824.60-35,645.58-15,217.65

Finding the Fourth Proportional to 25,824.60, 35,645.58 and 15,217.65

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Solution

The fourth proportional to 25,824.60, 35,645.58 and 15,217.65 is: 21,004.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,824.60 : 35,645.58 = 15,217.65 : x
  2. Step 2: Convert to fraction form
    25,824.60/35,645.58 = 15,217.65/x
  3. Step 3: Cross multiply
    25,824.60x = 35,645.58 × 15,217.65
  4. Step 4: Simplify right side
    25,824.60x = 542,441,960.49
  5. Step 5: Solve for x
    x = 542,441,960.49/25,824.60
  6. Step 6: Final answer
    x = 21,004.85

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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.