Home / 19,418.12-29,123.46-6,267.32

Finding the Fourth Proportional to 19,418.12, 29,123.46 and 6,267.32

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Solution

The fourth proportional to 19,418.12, 29,123.46 and 6,267.32 is: 9,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.12 : 29,123.46 = 6,267.32 : x
  2. Step 2: Convert to fraction form
    19,418.12/29,123.46 = 6,267.32/x
  3. Step 3: Cross multiply
    19,418.12x = 29,123.46 × 6,267.32
  4. Step 4: Simplify right side
    19,418.12x = 182,526,043.33
  5. Step 5: Solve for x
    x = 182,526,043.33/19,418.12
  6. Step 6: Final answer
    x = 9,399.78

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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.