Home / 16,311.53-22,516.80-11,013.53

Finding the Fourth Proportional to 16,311.53, 22,516.80 and 11,013.53

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Solution

The fourth proportional to 16,311.53, 22,516.80 and 11,013.53 is: 15,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,311.53 : 22,516.80 = 11,013.53 : x
  2. Step 2: Convert to fraction form
    16,311.53/22,516.80 = 11,013.53/x
  3. Step 3: Cross multiply
    16,311.53x = 22,516.80 × 11,013.53
  4. Step 4: Simplify right side
    16,311.53x = 247,989,452.30
  5. Step 5: Solve for x
    x = 247,989,452.30/16,311.53
  6. Step 6: Final answer
    x = 15,203.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.