Home / 34,213.69-47,198.50-21,460.48

Finding the Fourth Proportional to 34,213.69, 47,198.50 and 21,460.48

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Solution

The fourth proportional to 34,213.69, 47,198.50 and 21,460.48 is: 29,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,213.69 : 47,198.50 = 21,460.48 : x
  2. Step 2: Convert to fraction form
    34,213.69/47,198.50 = 21,460.48/x
  3. Step 3: Cross multiply
    34,213.69x = 47,198.50 × 21,460.48
  4. Step 4: Simplify right side
    34,213.69x = 1,012,902,175.64
  5. Step 5: Solve for x
    x = 1,012,902,175.64/34,213.69
  6. Step 6: Final answer
    x = 29,605.17

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1.5x scale

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.