Home / 19,934.30-29,902.26-7,453.05

Finding the Fourth Proportional to 19,934.30, 29,902.26 and 7,453.05

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Solution

The fourth proportional to 19,934.30, 29,902.26 and 7,453.05 is: 11,179.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.30 : 29,902.26 = 7,453.05 : x
  2. Step 2: Convert to fraction form
    19,934.30/29,902.26 = 7,453.05/x
  3. Step 3: Cross multiply
    19,934.30x = 29,902.26 × 7,453.05
  4. Step 4: Simplify right side
    19,934.30x = 222,862,954.71
  5. Step 5: Solve for x
    x = 222,862,954.71/19,934.30
  6. Step 6: Final answer
    x = 11,179.87

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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.