Home / 25,121.48-37,712.94-11,807.24

Finding the Fourth Proportional to 25,121.48, 37,712.94 and 11,807.24

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Solution

The fourth proportional to 25,121.48, 37,712.94 and 11,807.24 is: 17,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.48 : 37,712.94 = 11,807.24 : x
  2. Step 2: Convert to fraction form
    25,121.48/37,712.94 = 11,807.24/x
  3. Step 3: Cross multiply
    25,121.48x = 37,712.94 × 11,807.24
  4. Step 4: Simplify right side
    25,121.48x = 445,285,733.69
  5. Step 5: Solve for x
    x = 445,285,733.69/25,121.48
  6. Step 6: Final answer
    x = 17,725.30

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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.