Home / 25,169.10-37,710.45-11,993.10

Finding the Fourth Proportional to 25,169.10, 37,710.45 and 11,993.10

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Solution

The fourth proportional to 25,169.10, 37,710.45 and 11,993.10 is: 17,969.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,169.10 : 37,710.45 = 11,993.10 : x
  2. Step 2: Convert to fraction form
    25,169.10/37,710.45 = 11,993.10/x
  3. Step 3: Cross multiply
    25,169.10x = 37,710.45 × 11,993.10
  4. Step 4: Simplify right side
    25,169.10x = 452,265,197.90
  5. Step 5: Solve for x
    x = 452,265,197.90/25,169.10
  6. Step 6: Final answer
    x = 17,969.07

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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.