Home / 32,109.20-48,131.40-14,591.60

Finding the Fourth Proportional to 32,109.20, 48,131.40 and 14,591.60

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Solution

The fourth proportional to 32,109.20, 48,131.40 and 14,591.60 is: 21,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,109.20 : 48,131.40 = 14,591.60 : x
  2. Step 2: Convert to fraction form
    32,109.20/48,131.40 = 14,591.60/x
  3. Step 3: Cross multiply
    32,109.20x = 48,131.40 × 14,591.60
  4. Step 4: Simplify right side
    32,109.20x = 702,314,136.24
  5. Step 5: Solve for x
    x = 702,314,136.24/32,109.20
  6. Step 6: Final answer
    x = 21,872.68

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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.