Home / 21,745.28-32,619.96-6,950.69

Finding the Fourth Proportional to 21,745.28, 32,619.96 and 6,950.69

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Solution

The fourth proportional to 21,745.28, 32,619.96 and 6,950.69 is: 10,426.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,745.28 : 32,619.96 = 6,950.69 : x
  2. Step 2: Convert to fraction form
    21,745.28/32,619.96 = 6,950.69/x
  3. Step 3: Cross multiply
    21,745.28x = 32,619.96 × 6,950.69
  4. Step 4: Simplify right side
    21,745.28x = 226,731,066.67
  5. Step 5: Solve for x
    x = 226,731,066.67/21,745.28
  6. Step 6: Final answer
    x = 10,426.68

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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.