Home / 37,109.20-55,615.20-32,929.60

Finding the Fourth Proportional to 37,109.20, 55,615.20 and 32,929.60

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Solution

The fourth proportional to 37,109.20, 55,615.20 and 32,929.60 is: 49,351.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,109.20 : 55,615.20 = 32,929.60 : x
  2. Step 2: Convert to fraction form
    37,109.20/55,615.20 = 32,929.60/x
  3. Step 3: Cross multiply
    37,109.20x = 55,615.20 × 32,929.60
  4. Step 4: Simplify right side
    37,109.20x = 1,831,386,289.92
  5. Step 5: Solve for x
    x = 1,831,386,289.92/37,109.20
  6. Step 6: Final answer
    x = 49,351.27

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1.5x scale

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.