Home / 62,796.20-94,135.74-21,214.12

Finding the Fourth Proportional to 62,796.20, 94,135.74 and 21,214.12

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Solution

The fourth proportional to 62,796.20, 94,135.74 and 21,214.12 is: 31,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,796.20 : 94,135.74 = 21,214.12 : x
  2. Step 2: Convert to fraction form
    62,796.20/94,135.74 = 21,214.12/x
  3. Step 3: Cross multiply
    62,796.20x = 94,135.74 × 21,214.12
  4. Step 4: Simplify right side
    62,796.20x = 1,997,006,884.65
  5. Step 5: Solve for x
    x = 1,997,006,884.65/62,796.20
  6. Step 6: Final answer
    x = 31,801.40

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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.