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Finding the Fourth Proportional to 16,913.08, 25,375.44 and 7,559.55

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Solution

The fourth proportional to 16,913.08, 25,375.44 and 7,559.55 is: 11,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.08 : 25,375.44 = 7,559.55 : x
  2. Step 2: Convert to fraction form
    16,913.08/25,375.44 = 7,559.55/x
  3. Step 3: Cross multiply
    16,913.08x = 25,375.44 × 7,559.55
  4. Step 4: Simplify right side
    16,913.08x = 191,826,907.45
  5. Step 5: Solve for x
    x = 191,826,907.45/16,913.08
  6. Step 6: Final answer
    x = 11,341.93

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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.