Home / 15,231.14-22,838.07-11,118.50

Finding the Fourth Proportional to 15,231.14, 22,838.07 and 11,118.50

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Solution

The fourth proportional to 15,231.14, 22,838.07 and 11,118.50 is: 16,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,231.14 : 22,838.07 = 11,118.50 : x
  2. Step 2: Convert to fraction form
    15,231.14/22,838.07 = 11,118.50/x
  3. Step 3: Cross multiply
    15,231.14x = 22,838.07 × 11,118.50
  4. Step 4: Simplify right side
    15,231.14x = 253,925,081.30
  5. Step 5: Solve for x
    x = 253,925,081.30/15,231.14
  6. Step 6: Final answer
    x = 16,671.44

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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.