Home / 24,431.63-33,699.71-15,469.79

Finding the Fourth Proportional to 24,431.63, 33,699.71 and 15,469.79

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Solution

The fourth proportional to 24,431.63, 33,699.71 and 15,469.79 is: 21,338.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,431.63 : 33,699.71 = 15,469.79 : x
  2. Step 2: Convert to fraction form
    24,431.63/33,699.71 = 15,469.79/x
  3. Step 3: Cross multiply
    24,431.63x = 33,699.71 × 15,469.79
  4. Step 4: Simplify right side
    24,431.63x = 521,327,190.91
  5. Step 5: Solve for x
    x = 521,327,190.91/24,431.63
  6. Step 6: Final answer
    x = 21,338.21

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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.