Home / 18,035.90-27,035.49-12,193.10

Finding the Fourth Proportional to 18,035.90, 27,035.49 and 12,193.10

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Solution

The fourth proportional to 18,035.90, 27,035.49 and 12,193.10 is: 18,277.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.90 : 27,035.49 = 12,193.10 : x
  2. Step 2: Convert to fraction form
    18,035.90/27,035.49 = 12,193.10/x
  3. Step 3: Cross multiply
    18,035.90x = 27,035.49 × 12,193.10
  4. Step 4: Simplify right side
    18,035.90x = 329,646,433.12
  5. Step 5: Solve for x
    x = 329,646,433.12/18,035.90
  6. Step 6: Final answer
    x = 18,277.24

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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.