Home / 29,660.90-40,931.82-16,232.04

Finding the Fourth Proportional to 29,660.90, 40,931.82 and 16,232.04

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Solution

The fourth proportional to 29,660.90, 40,931.82 and 16,232.04 is: 22,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.90 : 40,931.82 = 16,232.04 : x
  2. Step 2: Convert to fraction form
    29,660.90/40,931.82 = 16,232.04/x
  3. Step 3: Cross multiply
    29,660.90x = 40,931.82 × 16,232.04
  4. Step 4: Simplify right side
    29,660.90x = 664,406,939.51
  5. Step 5: Solve for x
    x = 664,406,939.51/29,660.90
  6. Step 6: Final answer
    x = 22,400.10

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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.