Home / 35,380.95-53,067.36-13,195.05

Finding the Fourth Proportional to 35,380.95, 53,067.36 and 13,195.05

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Solution

The fourth proportional to 35,380.95, 53,067.36 and 13,195.05 is: 19,791.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,380.95 : 53,067.36 = 13,195.05 : x
  2. Step 2: Convert to fraction form
    35,380.95/53,067.36 = 13,195.05/x
  3. Step 3: Cross multiply
    35,380.95x = 53,067.36 × 13,195.05
  4. Step 4: Simplify right side
    35,380.95x = 700,226,468.57
  5. Step 5: Solve for x
    x = 700,226,468.57/35,380.95
  6. Step 6: Final answer
    x = 19,791.06

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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.