Home / 22,239.06-33,302.16-13,348.86

Finding the Fourth Proportional to 22,239.06, 33,302.16 and 13,348.86

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Solution

The fourth proportional to 22,239.06, 33,302.16 and 13,348.86 is: 19,989.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239.06 : 33,302.16 = 13,348.86 : x
  2. Step 2: Convert to fraction form
    22,239.06/33,302.16 = 13,348.86/x
  3. Step 3: Cross multiply
    22,239.06x = 33,302.16 × 13,348.86
  4. Step 4: Simplify right side
    22,239.06x = 444,545,871.54
  5. Step 5: Solve for x
    x = 444,545,871.54/22,239.06
  6. Step 6: Final answer
    x = 19,989.42

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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.