Home / 34,195.73-47,190.90-21,449.45

Finding the Fourth Proportional to 34,195.73, 47,190.90 and 21,449.45

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Solution

The fourth proportional to 34,195.73, 47,190.90 and 21,449.45 is: 29,600.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.73 : 47,190.90 = 21,449.45 : x
  2. Step 2: Convert to fraction form
    34,195.73/47,190.90 = 21,449.45/x
  3. Step 3: Cross multiply
    34,195.73x = 47,190.90 × 21,449.45
  4. Step 4: Simplify right side
    34,195.73x = 1,012,219,048.42
  5. Step 5: Solve for x
    x = 1,012,219,048.42/34,195.73
  6. Step 6: Final answer
    x = 29,600.75

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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.