Home / 65,962.86-98,934.74-21,591.38

Finding the Fourth Proportional to 65,962.86, 98,934.74 and 21,591.38

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Solution

The fourth proportional to 65,962.86, 98,934.74 and 21,591.38 is: 32,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,962.86 : 98,934.74 = 21,591.38 : x
  2. Step 2: Convert to fraction form
    65,962.86/98,934.74 = 21,591.38/x
  3. Step 3: Cross multiply
    65,962.86x = 98,934.74 × 21,591.38
  4. Step 4: Simplify right side
    65,962.86x = 2,136,137,566.54
  5. Step 5: Solve for x
    x = 2,136,137,566.54/65,962.86
  6. Step 6: Final answer
    x = 32,383.94

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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.