Home / 26,928.81-40,338.54-13,593.58

Finding the Fourth Proportional to 26,928.81, 40,338.54 and 13,593.58

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Solution

The fourth proportional to 26,928.81, 40,338.54 and 13,593.58 is: 20,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,928.81 : 40,338.54 = 13,593.58 : x
  2. Step 2: Convert to fraction form
    26,928.81/40,338.54 = 13,593.58/x
  3. Step 3: Cross multiply
    26,928.81x = 40,338.54 × 13,593.58
  4. Step 4: Simplify right side
    26,928.81x = 548,345,069.73
  5. Step 5: Solve for x
    x = 548,345,069.73/26,928.81
  6. Step 6: Final answer
    x = 20,362.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.