Home / 43,537.92-65,272.48-18,582.08

Finding the Fourth Proportional to 43,537.92, 65,272.48 and 18,582.08

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Solution

The fourth proportional to 43,537.92, 65,272.48 and 18,582.08 is: 27,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,537.92 : 65,272.48 = 18,582.08 : x
  2. Step 2: Convert to fraction form
    43,537.92/65,272.48 = 18,582.08/x
  3. Step 3: Cross multiply
    43,537.92x = 65,272.48 × 18,582.08
  4. Step 4: Simplify right side
    43,537.92x = 1,212,898,445.16
  5. Step 5: Solve for x
    x = 1,212,898,445.16/43,537.92
  6. Step 6: Final answer
    x = 27,858.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.