Home / 16,121.53-22,247.71-9,050.23

Finding the Fourth Proportional to 16,121.53, 22,247.71 and 9,050.23

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Solution

The fourth proportional to 16,121.53, 22,247.71 and 9,050.23 is: 12,489.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,121.53 : 22,247.71 = 9,050.23 : x
  2. Step 2: Convert to fraction form
    16,121.53/22,247.71 = 9,050.23/x
  3. Step 3: Cross multiply
    16,121.53x = 22,247.71 × 9,050.23
  4. Step 4: Simplify right side
    16,121.53x = 201,346,948.56
  5. Step 5: Solve for x
    x = 201,346,948.56/16,121.53
  6. Step 6: Final answer
    x = 12,489.32

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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.