Home / 15,021.84-22,531.88-4,491.92

Finding the Fourth Proportional to 15,021.84, 22,531.88 and 4,491.92

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Solution

The fourth proportional to 15,021.84, 22,531.88 and 4,491.92 is: 6,737.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,021.84 : 22,531.88 = 4,491.92 : x
  2. Step 2: Convert to fraction form
    15,021.84/22,531.88 = 4,491.92/x
  3. Step 3: Cross multiply
    15,021.84x = 22,531.88 × 4,491.92
  4. Step 4: Simplify right side
    15,021.84x = 101,211,402.41
  5. Step 5: Solve for x
    x = 101,211,402.41/15,021.84
  6. Step 6: Final answer
    x = 6,737.62

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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.