Home / 34,219.14-47,219.73-19,110.63

Finding the Fourth Proportional to 34,219.14, 47,219.73 and 19,110.63

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Solution

The fourth proportional to 34,219.14, 47,219.73 and 19,110.63 is: 26,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,219.14 : 47,219.73 = 19,110.63 : x
  2. Step 2: Convert to fraction form
    34,219.14/47,219.73 = 19,110.63/x
  3. Step 3: Cross multiply
    34,219.14x = 47,219.73 × 19,110.63
  4. Step 4: Simplify right side
    34,219.14x = 902,398,788.73
  5. Step 5: Solve for x
    x = 902,398,788.73/34,219.14
  6. Step 6: Final answer
    x = 26,371.17

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Double scale
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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.