Home / 65,761.24-98,642.56-19,014.52

Finding the Fourth Proportional to 65,761.24, 98,642.56 and 19,014.52

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Solution

The fourth proportional to 65,761.24, 98,642.56 and 19,014.52 is: 28,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,761.24 : 98,642.56 = 19,014.52 : x
  2. Step 2: Convert to fraction form
    65,761.24/98,642.56 = 19,014.52/x
  3. Step 3: Cross multiply
    65,761.24x = 98,642.56 × 19,014.52
  4. Step 4: Simplify right side
    65,761.24x = 1,875,640,929.97
  5. Step 5: Solve for x
    x = 1,875,640,929.97/65,761.24
  6. Step 6: Final answer
    x = 28,521.98

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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.