Home / 25,255.49-34,848.50-15,181.52

Finding the Fourth Proportional to 25,255.49, 34,848.50 and 15,181.52

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Solution

The fourth proportional to 25,255.49, 34,848.50 and 15,181.52 is: 20,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,255.49 : 34,848.50 = 15,181.52 : x
  2. Step 2: Convert to fraction form
    25,255.49/34,848.50 = 15,181.52/x
  3. Step 3: Cross multiply
    25,255.49x = 34,848.50 × 15,181.52
  4. Step 4: Simplify right side
    25,255.49x = 529,052,949.57
  5. Step 5: Solve for x
    x = 529,052,949.57/25,255.49
  6. Step 6: Final answer
    x = 20,948.04

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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.