Home / 14,015.22-21,022.86-5,693.70

Finding the Fourth Proportional to 14,015.22, 21,022.86 and 5,693.70

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Solution

The fourth proportional to 14,015.22, 21,022.86 and 5,693.70 is: 8,540.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.22 : 21,022.86 = 5,693.70 : x
  2. Step 2: Convert to fraction form
    14,015.22/21,022.86 = 5,693.70/x
  3. Step 3: Cross multiply
    14,015.22x = 21,022.86 × 5,693.70
  4. Step 4: Simplify right side
    14,015.22x = 119,697,857.98
  5. Step 5: Solve for x
    x = 119,697,857.98/14,015.22
  6. Step 6: Final answer
    x = 8,540.56

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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.