Home / 26,391.20-39,595.91-16,518.71

Finding the Fourth Proportional to 26,391.20, 39,595.91 and 16,518.71

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Solution

The fourth proportional to 26,391.20, 39,595.91 and 16,518.71 is: 24,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.20 : 39,595.91 = 16,518.71 : x
  2. Step 2: Convert to fraction form
    26,391.20/39,595.91 = 16,518.71/x
  3. Step 3: Cross multiply
    26,391.20x = 39,595.91 × 16,518.71
  4. Step 4: Simplify right side
    26,391.20x = 654,073,370.87
  5. Step 5: Solve for x
    x = 654,073,370.87/26,391.20
  6. Step 6: Final answer
    x = 24,783.77

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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.