Home / 34,472.90-47,571.36-21,066.68

Finding the Fourth Proportional to 34,472.90, 47,571.36 and 21,066.68

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Solution

The fourth proportional to 34,472.90, 47,571.36 and 21,066.68 is: 29,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,472.90 : 47,571.36 = 21,066.68 : x
  2. Step 2: Convert to fraction form
    34,472.90/47,571.36 = 21,066.68/x
  3. Step 3: Cross multiply
    34,472.90x = 47,571.36 × 21,066.68
  4. Step 4: Simplify right side
    34,472.90x = 1,002,170,618.28
  5. Step 5: Solve for x
    x = 1,002,170,618.28/34,472.90
  6. Step 6: Final answer
    x = 29,071.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.