Home / 32,911.91-49,360.23-9,221.12

Finding the Fourth Proportional to 32,911.91, 49,360.23 and 9,221.12

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Solution

The fourth proportional to 32,911.91, 49,360.23 and 9,221.12 is: 13,829.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.91 : 49,360.23 = 9,221.12 : x
  2. Step 2: Convert to fraction form
    32,911.91/49,360.23 = 9,221.12/x
  3. Step 3: Cross multiply
    32,911.91x = 49,360.23 × 9,221.12
  4. Step 4: Simplify right side
    32,911.91x = 455,156,357.26
  5. Step 5: Solve for x
    x = 455,156,357.26/32,911.91
  6. Step 6: Final answer
    x = 13,829.54

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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.