Home / 12,367.43-18,554.19-3,602.42

Finding the Fourth Proportional to 12,367.43, 18,554.19 and 3,602.42

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Solution

The fourth proportional to 12,367.43, 18,554.19 and 3,602.42 is: 5,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367.43 : 18,554.19 = 3,602.42 : x
  2. Step 2: Convert to fraction form
    12,367.43/18,554.19 = 3,602.42/x
  3. Step 3: Cross multiply
    12,367.43x = 18,554.19 × 3,602.42
  4. Step 4: Simplify right side
    12,367.43x = 66,839,985.14
  5. Step 5: Solve for x
    x = 66,839,985.14/12,367.43
  6. Step 6: Final answer
    x = 5,404.52

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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.