Home / 14,512.62-20,037.64-11,329.46

Finding the Fourth Proportional to 14,512.62, 20,037.64 and 11,329.46

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Solution

The fourth proportional to 14,512.62, 20,037.64 and 11,329.46 is: 15,642.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512.62 : 20,037.64 = 11,329.46 : x
  2. Step 2: Convert to fraction form
    14,512.62/20,037.64 = 11,329.46/x
  3. Step 3: Cross multiply
    14,512.62x = 20,037.64 × 11,329.46
  4. Step 4: Simplify right side
    14,512.62x = 227,015,640.87
  5. Step 5: Solve for x
    x = 227,015,640.87/14,512.62
  6. Step 6: Final answer
    x = 15,642.64

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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.