Home / 26,080.23-36,007.29-20,100.81

Finding the Fourth Proportional to 26,080.23, 36,007.29 and 20,100.81

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Solution

The fourth proportional to 26,080.23, 36,007.29 and 20,100.81 is: 27,751.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,080.23 : 36,007.29 = 20,100.81 : x
  2. Step 2: Convert to fraction form
    26,080.23/36,007.29 = 20,100.81/x
  3. Step 3: Cross multiply
    26,080.23x = 36,007.29 × 20,100.81
  4. Step 4: Simplify right side
    26,080.23x = 723,775,694.90
  5. Step 5: Solve for x
    x = 723,775,694.90/26,080.23
  6. Step 6: Final answer
    x = 27,751.89

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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.