Home / 26,189.09-39,252.41-18,248.60

Finding the Fourth Proportional to 26,189.09, 39,252.41 and 18,248.60

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Solution

The fourth proportional to 26,189.09, 39,252.41 and 18,248.60 is: 27,351.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.09 : 39,252.41 = 18,248.60 : x
  2. Step 2: Convert to fraction form
    26,189.09/39,252.41 = 18,248.60/x
  3. Step 3: Cross multiply
    26,189.09x = 39,252.41 × 18,248.60
  4. Step 4: Simplify right side
    26,189.09x = 716,301,604.45
  5. Step 5: Solve for x
    x = 716,301,604.45/26,189.09
  6. Step 6: Final answer
    x = 27,351.15

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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.