Home / 22,111.29-33,166.98-18,207.51

Finding the Fourth Proportional to 22,111.29, 33,166.98 and 18,207.51

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Solution

The fourth proportional to 22,111.29, 33,166.98 and 18,207.51 is: 27,311.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,111.29 : 33,166.98 = 18,207.51 : x
  2. Step 2: Convert to fraction form
    22,111.29/33,166.98 = 18,207.51/x
  3. Step 3: Cross multiply
    22,111.29x = 33,166.98 × 18,207.51
  4. Step 4: Simplify right side
    22,111.29x = 603,888,120.02
  5. Step 5: Solve for x
    x = 603,888,120.02/22,111.29
  6. Step 6: Final answer
    x = 27,311.30

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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.