Home / 35,027.21-52,455.36-18,401.15

Finding the Fourth Proportional to 35,027.21, 52,455.36 and 18,401.15

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Solution

The fourth proportional to 35,027.21, 52,455.36 and 18,401.15 is: 27,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,027.21 : 52,455.36 = 18,401.15 : x
  2. Step 2: Convert to fraction form
    35,027.21/52,455.36 = 18,401.15/x
  3. Step 3: Cross multiply
    35,027.21x = 52,455.36 × 18,401.15
  4. Step 4: Simplify right side
    35,027.21x = 965,238,947.66
  5. Step 5: Solve for x
    x = 965,238,947.66/35,027.21
  6. Step 6: Final answer
    x = 27,556.83

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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.