Home / 17,845.28-26,635.09-15,462.71

Finding the Fourth Proportional to 17,845.28, 26,635.09 and 15,462.71

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Solution

The fourth proportional to 17,845.28, 26,635.09 and 15,462.71 is: 23,078.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.28 : 26,635.09 = 15,462.71 : x
  2. Step 2: Convert to fraction form
    17,845.28/26,635.09 = 15,462.71/x
  3. Step 3: Cross multiply
    17,845.28x = 26,635.09 × 15,462.71
  4. Step 4: Simplify right side
    17,845.28x = 411,850,672.49
  5. Step 5: Solve for x
    x = 411,850,672.49/17,845.28
  6. Step 6: Final answer
    x = 23,078.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.