Home / 34,777.91-47,994.17-21,342.44

Finding the Fourth Proportional to 34,777.91, 47,994.17 and 21,342.44

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Solution

The fourth proportional to 34,777.91, 47,994.17 and 21,342.44 is: 29,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,777.91 : 47,994.17 = 21,342.44 : x
  2. Step 2: Convert to fraction form
    34,777.91/47,994.17 = 21,342.44/x
  3. Step 3: Cross multiply
    34,777.91x = 47,994.17 × 21,342.44
  4. Step 4: Simplify right side
    34,777.91x = 1,024,312,346.89
  5. Step 5: Solve for x
    x = 1,024,312,346.89/34,777.91
  6. Step 6: Final answer
    x = 29,452.96

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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.