Home / 32,948.60-45,468.08-18,609

Finding the Fourth Proportional to 32,948.60, 45,468.08 and 18,609

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Solution

The fourth proportional to 32,948.60, 45,468.08 and 18,609 is: 25,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,948.60 : 45,468.08 = 18,609 : x
  2. Step 2: Convert to fraction form
    32,948.60/45,468.08 = 18,609/x
  3. Step 3: Cross multiply
    32,948.60x = 45,468.08 × 18,609
  4. Step 4: Simplify right side
    32,948.60x = 846,115,407.68
  5. Step 5: Solve for x
    x = 846,115,407.68/32,948.60
  6. Step 6: Final answer
    x = 25,679.86

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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.