Home / 19,438.44-29,158.11-6,959.33

Finding the Fourth Proportional to 19,438.44, 29,158.11 and 6,959.33

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Solution

The fourth proportional to 19,438.44, 29,158.11 and 6,959.33 is: 10,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438.44 : 29,158.11 = 6,959.33 : x
  2. Step 2: Convert to fraction form
    19,438.44/29,158.11 = 6,959.33/x
  3. Step 3: Cross multiply
    19,438.44x = 29,158.11 × 6,959.33
  4. Step 4: Simplify right side
    19,438.44x = 202,920,763.88
  5. Step 5: Solve for x
    x = 202,920,763.88/19,438.44
  6. Step 6: Final answer
    x = 10,439.15

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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.