Home / 65,712.06-98,584.49-18,964.94

Finding the Fourth Proportional to 65,712.06, 98,584.49 and 18,964.94

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Solution

The fourth proportional to 65,712.06, 98,584.49 and 18,964.94 is: 28,452.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712.06 : 98,584.49 = 18,964.94 : x
  2. Step 2: Convert to fraction form
    65,712.06/98,584.49 = 18,964.94/x
  3. Step 3: Cross multiply
    65,712.06x = 98,584.49 × 18,964.94
  4. Step 4: Simplify right side
    65,712.06x = 1,869,648,492.27
  5. Step 5: Solve for x
    x = 1,869,648,492.27/65,712.06
  6. Step 6: Final answer
    x = 28,452.14

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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.