Home / 25,196.24-34,771.20-15,135.24

Finding the Fourth Proportional to 25,196.24, 34,771.20 and 15,135.24

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Solution

The fourth proportional to 25,196.24, 34,771.20 and 15,135.24 is: 20,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,196.24 : 34,771.20 = 15,135.24 : x
  2. Step 2: Convert to fraction form
    25,196.24/34,771.20 = 15,135.24/x
  3. Step 3: Cross multiply
    25,196.24x = 34,771.20 × 15,135.24
  4. Step 4: Simplify right side
    25,196.24x = 526,270,457.09
  5. Step 5: Solve for x
    x = 526,270,457.09/25,196.24
  6. Step 6: Final answer
    x = 20,886.86

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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.