Home / 22,148.91-33,195.32-9,665.60

Finding the Fourth Proportional to 22,148.91, 33,195.32 and 9,665.60

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Solution

The fourth proportional to 22,148.91, 33,195.32 and 9,665.60 is: 14,486.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.91 : 33,195.32 = 9,665.60 : x
  2. Step 2: Convert to fraction form
    22,148.91/33,195.32 = 9,665.60/x
  3. Step 3: Cross multiply
    22,148.91x = 33,195.32 × 9,665.60
  4. Step 4: Simplify right side
    22,148.91x = 320,852,506.93
  5. Step 5: Solve for x
    x = 320,852,506.93/22,148.91
  6. Step 6: Final answer
    x = 14,486.15

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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.