Home / 12,536.11-18,793.23-6,287.37

Finding the Fourth Proportional to 12,536.11, 18,793.23 and 6,287.37

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Solution

The fourth proportional to 12,536.11, 18,793.23 and 6,287.37 is: 9,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536.11 : 18,793.23 = 6,287.37 : x
  2. Step 2: Convert to fraction form
    12,536.11/18,793.23 = 6,287.37/x
  3. Step 3: Cross multiply
    12,536.11x = 18,793.23 × 6,287.37
  4. Step 4: Simplify right side
    12,536.11x = 118,159,990.51
  5. Step 5: Solve for x
    x = 118,159,990.51/12,536.11
  6. Step 6: Final answer
    x = 9,425.57

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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.