Home / 34,381.11-47,445.84-20,952.39

Finding the Fourth Proportional to 34,381.11, 47,445.84 and 20,952.39

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Solution

The fourth proportional to 34,381.11, 47,445.84 and 20,952.39 is: 28,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,381.11 : 47,445.84 = 20,952.39 : x
  2. Step 2: Convert to fraction form
    34,381.11/47,445.84 = 20,952.39/x
  3. Step 3: Cross multiply
    34,381.11x = 47,445.84 × 20,952.39
  4. Step 4: Simplify right side
    34,381.11x = 994,103,743.56
  5. Step 5: Solve for x
    x = 994,103,743.56/34,381.11
  6. Step 6: Final answer
    x = 28,914.24

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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.