Home / 22,228.16-33,365.75-21,726.19

Finding the Fourth Proportional to 22,228.16, 33,365.75 and 21,726.19

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Solution

The fourth proportional to 22,228.16, 33,365.75 and 21,726.19 is: 32,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.16 : 33,365.75 = 21,726.19 : x
  2. Step 2: Convert to fraction form
    22,228.16/33,365.75 = 21,726.19/x
  3. Step 3: Cross multiply
    22,228.16x = 33,365.75 × 21,726.19
  4. Step 4: Simplify right side
    22,228.16x = 724,910,431.95
  5. Step 5: Solve for x
    x = 724,910,431.95/22,228.16
  6. Step 6: Final answer
    x = 32,612.25

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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.