Home / 13,035.99-17,989.58-7,067.64

Finding the Fourth Proportional to 13,035.99, 17,989.58 and 7,067.64

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Solution

The fourth proportional to 13,035.99, 17,989.58 and 7,067.64 is: 9,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.99 : 17,989.58 = 7,067.64 : x
  2. Step 2: Convert to fraction form
    13,035.99/17,989.58 = 7,067.64/x
  3. Step 3: Cross multiply
    13,035.99x = 17,989.58 × 7,067.64
  4. Step 4: Simplify right side
    13,035.99x = 127,143,892.86
  5. Step 5: Solve for x
    x = 127,143,892.86/13,035.99
  6. Step 6: Final answer
    x = 9,753.30

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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.