Home / 32,387.85-48,518.19-28,861.38

Finding the Fourth Proportional to 32,387.85, 48,518.19 and 28,861.38

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Solution

The fourth proportional to 32,387.85, 48,518.19 and 28,861.38 is: 43,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,387.85 : 48,518.19 = 28,861.38 : x
  2. Step 2: Convert to fraction form
    32,387.85/48,518.19 = 28,861.38/x
  3. Step 3: Cross multiply
    32,387.85x = 48,518.19 × 28,861.38
  4. Step 4: Simplify right side
    32,387.85x = 1,400,301,918.50
  5. Step 5: Solve for x
    x = 1,400,301,918.50/32,387.85
  6. Step 6: Final answer
    x = 43,235.41

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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.