Home / 29,922.41-41,319.51-18,611.30

Finding the Fourth Proportional to 29,922.41, 41,319.51 and 18,611.30

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Solution

The fourth proportional to 29,922.41, 41,319.51 and 18,611.30 is: 25,700.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,922.41 : 41,319.51 = 18,611.30 : x
  2. Step 2: Convert to fraction form
    29,922.41/41,319.51 = 18,611.30/x
  3. Step 3: Cross multiply
    29,922.41x = 41,319.51 × 18,611.30
  4. Step 4: Simplify right side
    29,922.41x = 769,009,796.46
  5. Step 5: Solve for x
    x = 769,009,796.46/29,922.41
  6. Step 6: Final answer
    x = 25,700.13

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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.