Home / 32,229.60-44,467.72-20,899.55

Finding the Fourth Proportional to 32,229.60, 44,467.72 and 20,899.55

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Solution

The fourth proportional to 32,229.60, 44,467.72 and 20,899.55 is: 28,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,229.60 : 44,467.72 = 20,899.55 : x
  2. Step 2: Convert to fraction form
    32,229.60/44,467.72 = 20,899.55/x
  3. Step 3: Cross multiply
    32,229.60x = 44,467.72 × 20,899.55
  4. Step 4: Simplify right side
    32,229.60x = 929,355,396.45
  5. Step 5: Solve for x
    x = 929,355,396.45/32,229.60
  6. Step 6: Final answer
    x = 28,835.47

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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.