Home / 18,301.67-25,259.01-11,587.92

Finding the Fourth Proportional to 18,301.67, 25,259.01 and 11,587.92

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Solution

The fourth proportional to 18,301.67, 25,259.01 and 11,587.92 is: 15,993.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.67 : 25,259.01 = 11,587.92 : x
  2. Step 2: Convert to fraction form
    18,301.67/25,259.01 = 11,587.92/x
  3. Step 3: Cross multiply
    18,301.67x = 25,259.01 × 11,587.92
  4. Step 4: Simplify right side
    18,301.67x = 292,699,324.01
  5. Step 5: Solve for x
    x = 292,699,324.01/18,301.67
  6. Step 6: Final answer
    x = 15,993.04

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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.