Home / 34,416.42-47,474.60-21,649.38

Finding the Fourth Proportional to 34,416.42, 47,474.60 and 21,649.38

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Solution

The fourth proportional to 34,416.42, 47,474.60 and 21,649.38 is: 29,863.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,416.42 : 47,474.60 = 21,649.38 : x
  2. Step 2: Convert to fraction form
    34,416.42/47,474.60 = 21,649.38/x
  3. Step 3: Cross multiply
    34,416.42x = 47,474.60 × 21,649.38
  4. Step 4: Simplify right side
    34,416.42x = 1,027,795,655.75
  5. Step 5: Solve for x
    x = 1,027,795,655.75/34,416.42
  6. Step 6: Final answer
    x = 29,863.53

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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.