Home / 26,599.62-36,707.67-20,639.37

Finding the Fourth Proportional to 26,599.62, 36,707.67 and 20,639.37

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Solution

The fourth proportional to 26,599.62, 36,707.67 and 20,639.37 is: 28,482.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,599.62 : 36,707.67 = 20,639.37 : x
  2. Step 2: Convert to fraction form
    26,599.62/36,707.67 = 20,639.37/x
  3. Step 3: Cross multiply
    26,599.62x = 36,707.67 × 20,639.37
  4. Step 4: Simplify right side
    26,599.62x = 757,623,182.97
  5. Step 5: Solve for x
    x = 757,623,182.97/26,599.62
  6. Step 6: Final answer
    x = 28,482.48

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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.