Home / 25,452.49-35,114.83-18,754.12

Finding the Fourth Proportional to 25,452.49, 35,114.83 and 18,754.12

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Solution

The fourth proportional to 25,452.49, 35,114.83 and 18,754.12 is: 25,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.49 : 35,114.83 = 18,754.12 : x
  2. Step 2: Convert to fraction form
    25,452.49/35,114.83 = 18,754.12/x
  3. Step 3: Cross multiply
    25,452.49x = 35,114.83 × 18,754.12
  4. Step 4: Simplify right side
    25,452.49x = 658,547,735.60
  5. Step 5: Solve for x
    x = 658,547,735.60/25,452.49
  6. Step 6: Final answer
    x = 25,873.61

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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.