Home / 65,070.31-97,596.82-18,326.83

Finding the Fourth Proportional to 65,070.31, 97,596.82 and 18,326.83

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Solution

The fourth proportional to 65,070.31, 97,596.82 and 18,326.83 is: 27,487.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,070.31 : 97,596.82 = 18,326.83 : x
  2. Step 2: Convert to fraction form
    65,070.31/97,596.82 = 18,326.83/x
  3. Step 3: Cross multiply
    65,070.31x = 97,596.82 × 18,326.83
  4. Step 4: Simplify right side
    65,070.31x = 1,788,640,328.68
  5. Step 5: Solve for x
    x = 1,788,640,328.68/65,070.31
  6. Step 6: Final answer
    x = 27,487.81

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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.