Home / 23,289.41-32,140.26-13,218.27

Finding the Fourth Proportional to 23,289.41, 32,140.26 and 13,218.27

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Solution

The fourth proportional to 23,289.41, 32,140.26 and 13,218.27 is: 18,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.41 : 32,140.26 = 13,218.27 : x
  2. Step 2: Convert to fraction form
    23,289.41/32,140.26 = 13,218.27/x
  3. Step 3: Cross multiply
    23,289.41x = 32,140.26 × 13,218.27
  4. Step 4: Simplify right side
    23,289.41x = 424,838,634.55
  5. Step 5: Solve for x
    x = 424,838,634.55/23,289.41
  6. Step 6: Final answer
    x = 18,241.71

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Double scale
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Similar ratio
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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.