Home / 32,388.25-44,715.24-21,229.69

Finding the Fourth Proportional to 32,388.25, 44,715.24 and 21,229.69

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Solution

The fourth proportional to 32,388.25, 44,715.24 and 21,229.69 is: 29,309.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,388.25 : 44,715.24 = 21,229.69 : x
  2. Step 2: Convert to fraction form
    32,388.25/44,715.24 = 21,229.69/x
  3. Step 3: Cross multiply
    32,388.25x = 44,715.24 × 21,229.69
  4. Step 4: Simplify right side
    32,388.25x = 949,290,683.48
  5. Step 5: Solve for x
    x = 949,290,683.48/32,388.25
  6. Step 6: Final answer
    x = 29,309.72

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1.5x scale

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.