Home / 66,324.28-99,504.60-19,577.14

Finding the Fourth Proportional to 66,324.28, 99,504.60 and 19,577.14

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Solution

The fourth proportional to 66,324.28, 99,504.60 and 19,577.14 is: 29,371.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324.28 : 99,504.60 = 19,577.14 : x
  2. Step 2: Convert to fraction form
    66,324.28/99,504.60 = 19,577.14/x
  3. Step 3: Cross multiply
    66,324.28x = 99,504.60 × 19,577.14
  4. Step 4: Simplify right side
    66,324.28x = 1,948,015,484.84
  5. Step 5: Solve for x
    x = 1,948,015,484.84/66,324.28
  6. Step 6: Final answer
    x = 29,371.08

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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.