Home / 15,522.11-23,280.82-5,661.41

Finding the Fourth Proportional to 15,522.11, 23,280.82 and 5,661.41

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Solution

The fourth proportional to 15,522.11, 23,280.82 and 5,661.41 is: 8,491.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522.11 : 23,280.82 = 5,661.41 : x
  2. Step 2: Convert to fraction form
    15,522.11/23,280.82 = 5,661.41/x
  3. Step 3: Cross multiply
    15,522.11x = 23,280.82 × 5,661.41
  4. Step 4: Simplify right side
    15,522.11x = 131,802,267.55
  5. Step 5: Solve for x
    x = 131,802,267.55/15,522.11
  6. Step 6: Final answer
    x = 8,491.26

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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.