Home / 16,791.79-25,184.85-5,543.65

Finding the Fourth Proportional to 16,791.79, 25,184.85 and 5,543.65

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Solution

The fourth proportional to 16,791.79, 25,184.85 and 5,543.65 is: 8,314.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.79 : 25,184.85 = 5,543.65 : x
  2. Step 2: Convert to fraction form
    16,791.79/25,184.85 = 5,543.65/x
  3. Step 3: Cross multiply
    16,791.79x = 25,184.85 × 5,543.65
  4. Step 4: Simplify right side
    16,791.79x = 139,615,993.70
  5. Step 5: Solve for x
    x = 139,615,993.70/16,791.79
  6. Step 6: Final answer
    x = 8,314.54

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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.