Home / 65,638.24-98,495.53-27,685.15

Finding the Fourth Proportional to 65,638.24, 98,495.53 and 27,685.15

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Solution

The fourth proportional to 65,638.24, 98,495.53 and 27,685.15 is: 41,543.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,638.24 : 98,495.53 = 27,685.15 : x
  2. Step 2: Convert to fraction form
    65,638.24/98,495.53 = 27,685.15/x
  3. Step 3: Cross multiply
    65,638.24x = 98,495.53 × 27,685.15
  4. Step 4: Simplify right side
    65,638.24x = 2,726,863,206.93
  5. Step 5: Solve for x
    x = 2,726,863,206.93/65,638.24
  6. Step 6: Final answer
    x = 41,543.82

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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.