Home / 25,213.44-34,795.44-15,143.52

Finding the Fourth Proportional to 25,213.44, 34,795.44 and 15,143.52

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Solution

The fourth proportional to 25,213.44, 34,795.44 and 15,143.52 is: 20,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,213.44 : 34,795.44 = 15,143.52 : x
  2. Step 2: Convert to fraction form
    25,213.44/34,795.44 = 15,143.52/x
  3. Step 3: Cross multiply
    25,213.44x = 34,795.44 × 15,143.52
  4. Step 4: Simplify right side
    25,213.44x = 526,925,441.55
  5. Step 5: Solve for x
    x = 526,925,441.55/25,213.44
  6. Step 6: Final answer
    x = 20,898.59

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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.