Home / 19,635.06-29,452.44-7,948.11

Finding the Fourth Proportional to 19,635.06, 29,452.44 and 7,948.11

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Solution

The fourth proportional to 19,635.06, 29,452.44 and 7,948.11 is: 11,922.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.06 : 29,452.44 = 7,948.11 : x
  2. Step 2: Convert to fraction form
    19,635.06/29,452.44 = 7,948.11/x
  3. Step 3: Cross multiply
    19,635.06x = 29,452.44 × 7,948.11
  4. Step 4: Simplify right side
    19,635.06x = 234,091,232.89
  5. Step 5: Solve for x
    x = 234,091,232.89/19,635.06
  6. Step 6: Final answer
    x = 11,922.10

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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.