Home / 34,620.41-47,777.10-21,191.42

Finding the Fourth Proportional to 34,620.41, 47,777.10 and 21,191.42

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Solution

The fourth proportional to 34,620.41, 47,777.10 and 21,191.42 is: 29,244.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,620.41 : 47,777.10 = 21,191.42 : x
  2. Step 2: Convert to fraction form
    34,620.41/47,777.10 = 21,191.42/x
  3. Step 3: Cross multiply
    34,620.41x = 47,777.10 × 21,191.42
  4. Step 4: Simplify right side
    34,620.41x = 1,012,464,592.48
  5. Step 5: Solve for x
    x = 1,012,464,592.48/34,620.41
  6. Step 6: Final answer
    x = 29,244.73

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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.