Home / 19,037.62-26,270.34-11,380.72

Finding the Fourth Proportional to 19,037.62, 26,270.34 and 11,380.72

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Solution

The fourth proportional to 19,037.62, 26,270.34 and 11,380.72 is: 15,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037.62 : 26,270.34 = 11,380.72 : x
  2. Step 2: Convert to fraction form
    19,037.62/26,270.34 = 11,380.72/x
  3. Step 3: Cross multiply
    19,037.62x = 26,270.34 × 11,380.72
  4. Step 4: Simplify right side
    19,037.62x = 298,975,383.84
  5. Step 5: Solve for x
    x = 298,975,383.84/19,037.62
  6. Step 6: Final answer
    x = 15,704.45

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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.