Home / 65,022.31-97,537.25-18,278.83

Finding the Fourth Proportional to 65,022.31, 97,537.25 and 18,278.83

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Solution

The fourth proportional to 65,022.31, 97,537.25 and 18,278.83 is: 27,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,022.31 : 97,537.25 = 18,278.83 : x
  2. Step 2: Convert to fraction form
    65,022.31/97,537.25 = 18,278.83/x
  3. Step 3: Cross multiply
    65,022.31x = 97,537.25 × 18,278.83
  4. Step 4: Simplify right side
    65,022.31x = 1,782,866,811.42
  5. Step 5: Solve for x
    x = 1,782,866,811.42/65,022.31
  6. Step 6: Final answer
    x = 27,419.31

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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.