Home / 23,135.23-31,910.79-14,648.14

Finding the Fourth Proportional to 23,135.23, 31,910.79 and 14,648.14

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Solution

The fourth proportional to 23,135.23, 31,910.79 and 14,648.14 is: 20,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.23 : 31,910.79 = 14,648.14 : x
  2. Step 2: Convert to fraction form
    23,135.23/31,910.79 = 14,648.14/x
  3. Step 3: Cross multiply
    23,135.23x = 31,910.79 × 14,648.14
  4. Step 4: Simplify right side
    23,135.23x = 467,433,719.43
  5. Step 5: Solve for x
    x = 467,433,719.43/23,135.23
  6. Step 6: Final answer
    x = 20,204.41

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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.