Home / 14,114.08-21,174.90-4,754.80

Finding the Fourth Proportional to 14,114.08, 21,174.90 and 4,754.80

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Solution

The fourth proportional to 14,114.08, 21,174.90 and 4,754.80 is: 7,133.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.08 : 21,174.90 = 4,754.80 : x
  2. Step 2: Convert to fraction form
    14,114.08/21,174.90 = 4,754.80/x
  3. Step 3: Cross multiply
    14,114.08x = 21,174.90 × 4,754.80
  4. Step 4: Simplify right side
    14,114.08x = 100,682,414.52
  5. Step 5: Solve for x
    x = 100,682,414.52/14,114.08
  6. Step 6: Final answer
    x = 7,133.47

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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.