Home / 65,927.31-98,893.69-19,180.19

Finding the Fourth Proportional to 65,927.31, 98,893.69 and 19,180.19

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Solution

The fourth proportional to 65,927.31, 98,893.69 and 19,180.19 is: 28,771.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,927.31 : 98,893.69 = 19,180.19 : x
  2. Step 2: Convert to fraction form
    65,927.31/98,893.69 = 19,180.19/x
  3. Step 3: Cross multiply
    65,927.31x = 98,893.69 × 19,180.19
  4. Step 4: Simplify right side
    65,927.31x = 1,896,799,764.00
  5. Step 5: Solve for x
    x = 1,896,799,764.00/65,927.31
  6. Step 6: Final answer
    x = 28,771.08

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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.