Home / 22,203.80-33,302.66-7,412.38

Finding the Fourth Proportional to 22,203.80, 33,302.66 and 7,412.38

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Solution

The fourth proportional to 22,203.80, 33,302.66 and 7,412.38 is: 11,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,203.80 : 33,302.66 = 7,412.38 : x
  2. Step 2: Convert to fraction form
    22,203.80/33,302.66 = 7,412.38/x
  3. Step 3: Cross multiply
    22,203.80x = 33,302.66 × 7,412.38
  4. Step 4: Simplify right side
    22,203.80x = 246,851,970.93
  5. Step 5: Solve for x
    x = 246,851,970.93/22,203.80
  6. Step 6: Final answer
    x = 11,117.56

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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.