Home / 16,508.94-22,755.70-13,519.50

Finding the Fourth Proportional to 16,508.94, 22,755.70 and 13,519.50

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Solution

The fourth proportional to 16,508.94, 22,755.70 and 13,519.50 is: 18,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.94 : 22,755.70 = 13,519.50 : x
  2. Step 2: Convert to fraction form
    16,508.94/22,755.70 = 13,519.50/x
  3. Step 3: Cross multiply
    16,508.94x = 22,755.70 × 13,519.50
  4. Step 4: Simplify right side
    16,508.94x = 307,645,686.15
  5. Step 5: Solve for x
    x = 307,645,686.15/16,508.94
  6. Step 6: Final answer
    x = 18,635.10

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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.