Home / 16,194.99-22,349.07-9,121.26

Finding the Fourth Proportional to 16,194.99, 22,349.07 and 9,121.26

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Solution

The fourth proportional to 16,194.99, 22,349.07 and 9,121.26 is: 12,587.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,194.99 : 22,349.07 = 9,121.26 : x
  2. Step 2: Convert to fraction form
    16,194.99/22,349.07 = 9,121.26/x
  3. Step 3: Cross multiply
    16,194.99x = 22,349.07 × 9,121.26
  4. Step 4: Simplify right side
    16,194.99x = 203,851,678.23
  5. Step 5: Solve for x
    x = 203,851,678.23/16,194.99
  6. Step 6: Final answer
    x = 12,587.33

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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.