Home / 12,433.44-18,650.18-10,237.56

Finding the Fourth Proportional to 12,433.44, 18,650.18 and 10,237.56

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Solution

The fourth proportional to 12,433.44, 18,650.18 and 10,237.56 is: 15,356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.44 : 18,650.18 = 10,237.56 : x
  2. Step 2: Convert to fraction form
    12,433.44/18,650.18 = 10,237.56/x
  3. Step 3: Cross multiply
    12,433.44x = 18,650.18 × 10,237.56
  4. Step 4: Simplify right side
    12,433.44x = 190,932,285.57
  5. Step 5: Solve for x
    x = 190,932,285.57/12,433.44
  6. Step 6: Final answer
    x = 15,356.35

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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.