Home / 23,778.24-32,813.70-13,167.60

Finding the Fourth Proportional to 23,778.24, 32,813.70 and 13,167.60

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Solution

The fourth proportional to 23,778.24, 32,813.70 and 13,167.60 is: 18,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,778.24 : 32,813.70 = 13,167.60 : x
  2. Step 2: Convert to fraction form
    23,778.24/32,813.70 = 13,167.60/x
  3. Step 3: Cross multiply
    23,778.24x = 32,813.70 × 13,167.60
  4. Step 4: Simplify right side
    23,778.24x = 432,077,676.12
  5. Step 5: Solve for x
    x = 432,077,676.12/23,778.24
  6. Step 6: Final answer
    x = 18,171.14

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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.