Home / 29,660.66-40,931.71-16,231.93

Finding the Fourth Proportional to 29,660.66, 40,931.71 and 16,231.93

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Solution

The fourth proportional to 29,660.66, 40,931.71 and 16,231.93 is: 22,400.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.66 : 40,931.71 = 16,231.93 : x
  2. Step 2: Convert to fraction form
    29,660.66/40,931.71 = 16,231.93/x
  3. Step 3: Cross multiply
    29,660.66x = 40,931.71 × 16,231.93
  4. Step 4: Simplify right side
    29,660.66x = 664,400,599.90
  5. Step 5: Solve for x
    x = 664,400,599.90/29,660.66
  6. Step 6: Final answer
    x = 22,400.06

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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.