Home / 25,241.30-34,833.22-13,911.20

Finding the Fourth Proportional to 25,241.30, 34,833.22 and 13,911.20

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Solution

The fourth proportional to 25,241.30, 34,833.22 and 13,911.20 is: 19,197.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,241.30 : 34,833.22 = 13,911.20 : x
  2. Step 2: Convert to fraction form
    25,241.30/34,833.22 = 13,911.20/x
  3. Step 3: Cross multiply
    25,241.30x = 34,833.22 × 13,911.20
  4. Step 4: Simplify right side
    25,241.30x = 484,571,715.90
  5. Step 5: Solve for x
    x = 484,571,715.90/25,241.30
  6. Step 6: Final answer
    x = 19,197.58

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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.