Home / 15,037.93-20,704.79-13,244.14

Finding the Fourth Proportional to 15,037.93, 20,704.79 and 13,244.14

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Solution

The fourth proportional to 15,037.93, 20,704.79 and 13,244.14 is: 18,235.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037.93 : 20,704.79 = 13,244.14 : x
  2. Step 2: Convert to fraction form
    15,037.93/20,704.79 = 13,244.14/x
  3. Step 3: Cross multiply
    15,037.93x = 20,704.79 × 13,244.14
  4. Step 4: Simplify right side
    15,037.93x = 274,217,137.43
  5. Step 5: Solve for x
    x = 274,217,137.43/15,037.93
  6. Step 6: Final answer
    x = 18,235.03

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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.