Home / 14,516.70-21,782.25-5,751.42

Finding the Fourth Proportional to 14,516.70, 21,782.25 and 5,751.42

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Solution

The fourth proportional to 14,516.70, 21,782.25 and 5,751.42 is: 8,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.70 : 21,782.25 = 5,751.42 : x
  2. Step 2: Convert to fraction form
    14,516.70/21,782.25 = 5,751.42/x
  3. Step 3: Cross multiply
    14,516.70x = 21,782.25 × 5,751.42
  4. Step 4: Simplify right side
    14,516.70x = 125,278,868.30
  5. Step 5: Solve for x
    x = 125,278,868.30/14,516.70
  6. Step 6: Final answer
    x = 8,629.98

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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.