Home / 14,519.28-21,789.24-6,622.86

Finding the Fourth Proportional to 14,519.28, 21,789.24 and 6,622.86

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Solution

The fourth proportional to 14,519.28, 21,789.24 and 6,622.86 is: 9,939.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.28 : 21,789.24 = 6,622.86 : x
  2. Step 2: Convert to fraction form
    14,519.28/21,789.24 = 6,622.86/x
  3. Step 3: Cross multiply
    14,519.28x = 21,789.24 × 6,622.86
  4. Step 4: Simplify right side
    14,519.28x = 144,307,086.03
  5. Step 5: Solve for x
    x = 144,307,086.03/14,519.28
  6. Step 6: Final answer
    x = 9,939.00

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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.