Home / 17,369.78-25,992.38-15,037.80

Finding the Fourth Proportional to 17,369.78, 25,992.38 and 15,037.80

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Solution

The fourth proportional to 17,369.78, 25,992.38 and 15,037.80 is: 22,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.78 : 25,992.38 = 15,037.80 : x
  2. Step 2: Convert to fraction form
    17,369.78/25,992.38 = 15,037.80/x
  3. Step 3: Cross multiply
    17,369.78x = 25,992.38 × 15,037.80
  4. Step 4: Simplify right side
    17,369.78x = 390,868,213.71
  5. Step 5: Solve for x
    x = 390,868,213.71/17,369.78
  6. Step 6: Final answer
    x = 22,502.78

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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.