Home / 14,132.38-21,195.02-5,814.69

Finding the Fourth Proportional to 14,132.38, 21,195.02 and 5,814.69

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Solution

The fourth proportional to 14,132.38, 21,195.02 and 5,814.69 is: 8,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.38 : 21,195.02 = 5,814.69 : x
  2. Step 2: Convert to fraction form
    14,132.38/21,195.02 = 5,814.69/x
  3. Step 3: Cross multiply
    14,132.38x = 21,195.02 × 5,814.69
  4. Step 4: Simplify right side
    14,132.38x = 123,242,485.38
  5. Step 5: Solve for x
    x = 123,242,485.38/14,132.38
  6. Step 6: Final answer
    x = 8,720.58

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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.