Home / 32,989.14-45,531.11-18,841.98

Finding the Fourth Proportional to 32,989.14, 45,531.11 and 18,841.98

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Solution

The fourth proportional to 32,989.14, 45,531.11 and 18,841.98 is: 26,005.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.14 : 45,531.11 = 18,841.98 : x
  2. Step 2: Convert to fraction form
    32,989.14/45,531.11 = 18,841.98/x
  3. Step 3: Cross multiply
    32,989.14x = 45,531.11 × 18,841.98
  4. Step 4: Simplify right side
    32,989.14x = 857,896,169.79
  5. Step 5: Solve for x
    x = 857,896,169.79/32,989.14
  6. Step 6: Final answer
    x = 26,005.41

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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.