Home / 23,979.86-33,092.78-13,224.89

Finding the Fourth Proportional to 23,979.86, 33,092.78 and 13,224.89

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Solution

The fourth proportional to 23,979.86, 33,092.78 and 13,224.89 is: 18,250.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.86 : 33,092.78 = 13,224.89 : x
  2. Step 2: Convert to fraction form
    23,979.86/33,092.78 = 13,224.89/x
  3. Step 3: Cross multiply
    23,979.86x = 33,092.78 × 13,224.89
  4. Step 4: Simplify right side
    23,979.86x = 437,648,291.74
  5. Step 5: Solve for x
    x = 437,648,291.74/23,979.86
  6. Step 6: Final answer
    x = 18,250.66

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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.