Home / 23,310.86-32,180.90-15,796.89

Finding the Fourth Proportional to 23,310.86, 32,180.90 and 15,796.89

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Solution

The fourth proportional to 23,310.86, 32,180.90 and 15,796.89 is: 21,807.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.86 : 32,180.90 = 15,796.89 : x
  2. Step 2: Convert to fraction form
    23,310.86/32,180.90 = 15,796.89/x
  3. Step 3: Cross multiply
    23,310.86x = 32,180.90 × 15,796.89
  4. Step 4: Simplify right side
    23,310.86x = 508,358,137.40
  5. Step 5: Solve for x
    x = 508,358,137.40/23,310.86
  6. Step 6: Final answer
    x = 21,807.78

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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.