Home / 16,072.48-22,168.74-11,531.08

Finding the Fourth Proportional to 16,072.48, 22,168.74 and 11,531.08

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Solution

The fourth proportional to 16,072.48, 22,168.74 and 11,531.08 is: 15,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.48 : 22,168.74 = 11,531.08 : x
  2. Step 2: Convert to fraction form
    16,072.48/22,168.74 = 11,531.08/x
  3. Step 3: Cross multiply
    16,072.48x = 22,168.74 × 11,531.08
  4. Step 4: Simplify right side
    16,072.48x = 255,629,514.44
  5. Step 5: Solve for x
    x = 255,629,514.44/16,072.48
  6. Step 6: Final answer
    x = 15,904.80

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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.