Home / 32,991.99-45,531.36-18,844.53

Finding the Fourth Proportional to 32,991.99, 45,531.36 and 18,844.53

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Solution

The fourth proportional to 32,991.99, 45,531.36 and 18,844.53 is: 26,006.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.99 : 45,531.36 = 18,844.53 : x
  2. Step 2: Convert to fraction form
    32,991.99/45,531.36 = 18,844.53/x
  3. Step 3: Cross multiply
    32,991.99x = 45,531.36 × 18,844.53
  4. Step 4: Simplify right side
    32,991.99x = 858,017,079.46
  5. Step 5: Solve for x
    x = 858,017,079.46/32,991.99
  6. Step 6: Final answer
    x = 26,006.83

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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.