Home / 32,989.59-45,531.72-18,842.43

Finding the Fourth Proportional to 32,989.59, 45,531.72 and 18,842.43

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Solution

The fourth proportional to 32,989.59, 45,531.72 and 18,842.43 is: 26,006.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,989.59 : 45,531.72 = 18,842.43 : x
  2. Step 2: Convert to fraction form
    32,989.59/45,531.72 = 18,842.43/x
  3. Step 3: Cross multiply
    32,989.59x = 45,531.72 × 18,842.43
  4. Step 4: Simplify right side
    32,989.59x = 857,928,246.88
  5. Step 5: Solve for x
    x = 857,928,246.88/32,989.59
  6. Step 6: Final answer
    x = 26,006.03

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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.