Home / 19,635.23-29,452.70-7,948.28

Finding the Fourth Proportional to 19,635.23, 29,452.70 and 7,948.28

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Solution

The fourth proportional to 19,635.23, 29,452.70 and 7,948.28 is: 11,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.23 : 29,452.70 = 7,948.28 : x
  2. Step 2: Convert to fraction form
    19,635.23/29,452.70 = 7,948.28/x
  3. Step 3: Cross multiply
    19,635.23x = 29,452.70 × 7,948.28
  4. Step 4: Simplify right side
    19,635.23x = 234,098,306.36
  5. Step 5: Solve for x
    x = 234,098,306.36/19,635.23
  6. Step 6: Final answer
    x = 11,922.36

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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.