Home / 26,651.58-36,781.59-16,039.50

Finding the Fourth Proportional to 26,651.58, 36,781.59 and 16,039.50

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Solution

The fourth proportional to 26,651.58, 36,781.59 and 16,039.50 is: 22,135.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,651.58 : 36,781.59 = 16,039.50 : x
  2. Step 2: Convert to fraction form
    26,651.58/36,781.59 = 16,039.50/x
  3. Step 3: Cross multiply
    26,651.58x = 36,781.59 × 16,039.50
  4. Step 4: Simplify right side
    26,651.58x = 589,958,312.81
  5. Step 5: Solve for x
    x = 589,958,312.81/26,651.58
  6. Step 6: Final answer
    x = 22,135.96

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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.