Home / 24,510.78-33,824.45-13,755.90

Finding the Fourth Proportional to 24,510.78, 33,824.45 and 13,755.90

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Solution

The fourth proportional to 24,510.78, 33,824.45 and 13,755.90 is: 18,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,510.78 : 33,824.45 = 13,755.90 : x
  2. Step 2: Convert to fraction form
    24,510.78/33,824.45 = 13,755.90/x
  3. Step 3: Cross multiply
    24,510.78x = 33,824.45 × 13,755.90
  4. Step 4: Simplify right side
    24,510.78x = 465,285,682.98
  5. Step 5: Solve for x
    x = 465,285,682.98/24,510.78
  6. Step 6: Final answer
    x = 18,982.90

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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.