Home / 25,103.31-37,630.47-11,952.15

Finding the Fourth Proportional to 25,103.31, 37,630.47 and 11,952.15

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Solution

The fourth proportional to 25,103.31, 37,630.47 and 11,952.15 is: 17,916.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,103.31 : 37,630.47 = 11,952.15 : x
  2. Step 2: Convert to fraction form
    25,103.31/37,630.47 = 11,952.15/x
  3. Step 3: Cross multiply
    25,103.31x = 37,630.47 × 11,952.15
  4. Step 4: Simplify right side
    25,103.31x = 449,765,022.01
  5. Step 5: Solve for x
    x = 449,765,022.01/25,103.31
  6. Step 6: Final answer
    x = 17,916.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.