Home / 23,827.87-32,880.90-13,217.14

Finding the Fourth Proportional to 23,827.87, 32,880.90 and 13,217.14

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Solution

The fourth proportional to 23,827.87, 32,880.90 and 13,217.14 is: 18,238.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,827.87 : 32,880.90 = 13,217.14 : x
  2. Step 2: Convert to fraction form
    23,827.87/32,880.90 = 13,217.14/x
  3. Step 3: Cross multiply
    23,827.87x = 32,880.90 × 13,217.14
  4. Step 4: Simplify right side
    23,827.87x = 434,591,458.63
  5. Step 5: Solve for x
    x = 434,591,458.63/23,827.87
  6. Step 6: Final answer
    x = 18,238.79

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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.