Home / 35,291.12-52,887.72-15,540.08

Finding the Fourth Proportional to 35,291.12, 52,887.72 and 15,540.08

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Solution

The fourth proportional to 35,291.12, 52,887.72 and 15,540.08 is: 23,288.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,291.12 : 52,887.72 = 15,540.08 : x
  2. Step 2: Convert to fraction form
    35,291.12/52,887.72 = 15,540.08/x
  3. Step 3: Cross multiply
    35,291.12x = 52,887.72 × 15,540.08
  4. Step 4: Simplify right side
    35,291.12x = 821,879,399.82
  5. Step 5: Solve for x
    x = 821,879,399.82/35,291.12
  6. Step 6: Final answer
    x = 23,288.56

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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.