Home / 13,972.33-20,958.18-6,572.68

Finding the Fourth Proportional to 13,972.33, 20,958.18 and 6,572.68

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Solution

The fourth proportional to 13,972.33, 20,958.18 and 6,572.68 is: 9,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972.33 : 20,958.18 = 6,572.68 : x
  2. Step 2: Convert to fraction form
    13,972.33/20,958.18 = 6,572.68/x
  3. Step 3: Cross multiply
    13,972.33x = 20,958.18 × 6,572.68
  4. Step 4: Simplify right side
    13,972.33x = 137,751,410.52
  5. Step 5: Solve for x
    x = 137,751,410.52/13,972.33
  6. Step 6: Final answer
    x = 9,858.87

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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.