Home / 34,219.17-47,221.97-19,112.09

Finding the Fourth Proportional to 34,219.17, 47,221.97 and 19,112.09

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Solution

The fourth proportional to 34,219.17, 47,221.97 and 19,112.09 is: 26,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,219.17 : 47,221.97 = 19,112.09 : x
  2. Step 2: Convert to fraction form
    34,219.17/47,221.97 = 19,112.09/x
  3. Step 3: Cross multiply
    34,219.17x = 47,221.97 × 19,112.09
  4. Step 4: Simplify right side
    34,219.17x = 902,510,208.95
  5. Step 5: Solve for x
    x = 902,510,208.95/34,219.17
  6. Step 6: Final answer
    x = 26,374.40

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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.