Home / 21,340.24-32,012.24-7,299.72

Finding the Fourth Proportional to 21,340.24, 32,012.24 and 7,299.72

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Solution

The fourth proportional to 21,340.24, 32,012.24 and 7,299.72 is: 10,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340.24 : 32,012.24 = 7,299.72 : x
  2. Step 2: Convert to fraction form
    21,340.24/32,012.24 = 7,299.72/x
  3. Step 3: Cross multiply
    21,340.24x = 32,012.24 × 7,299.72
  4. Step 4: Simplify right side
    21,340.24x = 233,680,388.57
  5. Step 5: Solve for x
    x = 233,680,388.57/21,340.24
  6. Step 6: Final answer
    x = 10,950.22

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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.