Home / 19,994.58-29,996.73-8,301.42

Finding the Fourth Proportional to 19,994.58, 29,996.73 and 8,301.42

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Solution

The fourth proportional to 19,994.58, 29,996.73 and 8,301.42 is: 12,454.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.58 : 29,996.73 = 8,301.42 : x
  2. Step 2: Convert to fraction form
    19,994.58/29,996.73 = 8,301.42/x
  3. Step 3: Cross multiply
    19,994.58x = 29,996.73 × 8,301.42
  4. Step 4: Simplify right side
    19,994.58x = 249,015,454.36
  5. Step 5: Solve for x
    x = 249,015,454.36/19,994.58
  6. Step 6: Final answer
    x = 12,454.15

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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.