Home / 23,918.22-33,019.11-18,528.62

Finding the Fourth Proportional to 23,918.22, 33,019.11 and 18,528.62

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Solution

The fourth proportional to 23,918.22, 33,019.11 and 18,528.62 is: 25,578.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.22 : 33,019.11 = 18,528.62 : x
  2. Step 2: Convert to fraction form
    23,918.22/33,019.11 = 18,528.62/x
  3. Step 3: Cross multiply
    23,918.22x = 33,019.11 × 18,528.62
  4. Step 4: Simplify right side
    23,918.22x = 611,798,376.83
  5. Step 5: Solve for x
    x = 611,798,376.83/23,918.22
  6. Step 6: Final answer
    x = 25,578.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.