Home / 15,021.12-22,531.43-4,491.17

Finding the Fourth Proportional to 15,021.12, 22,531.43 and 4,491.17

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Solution

The fourth proportional to 15,021.12, 22,531.43 and 4,491.17 is: 6,736.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,021.12 : 22,531.43 = 4,491.17 : x
  2. Step 2: Convert to fraction form
    15,021.12/22,531.43 = 4,491.17/x
  3. Step 3: Cross multiply
    15,021.12x = 22,531.43 × 4,491.17
  4. Step 4: Simplify right side
    15,021.12x = 101,192,381.04
  5. Step 5: Solve for x
    x = 101,192,381.04/15,021.12
  6. Step 6: Final answer
    x = 6,736.67

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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.