Home / 14,921.55-22,375.85-4,530.87

Finding the Fourth Proportional to 14,921.55, 22,375.85 and 4,530.87

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Solution

The fourth proportional to 14,921.55, 22,375.85 and 4,530.87 is: 6,794.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,921.55 : 22,375.85 = 4,530.87 : x
  2. Step 2: Convert to fraction form
    14,921.55/22,375.85 = 4,530.87/x
  3. Step 3: Cross multiply
    14,921.55x = 22,375.85 × 4,530.87
  4. Step 4: Simplify right side
    14,921.55x = 101,382,044.84
  5. Step 5: Solve for x
    x = 101,382,044.84/14,921.55
  6. Step 6: Final answer
    x = 6,794.34

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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.