Home / 26,099.87-39,080.28-17,796.20

Finding the Fourth Proportional to 26,099.87, 39,080.28 and 17,796.20

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Solution

The fourth proportional to 26,099.87, 39,080.28 and 17,796.20 is: 26,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,099.87 : 39,080.28 = 17,796.20 : x
  2. Step 2: Convert to fraction form
    26,099.87/39,080.28 = 17,796.20/x
  3. Step 3: Cross multiply
    26,099.87x = 39,080.28 × 17,796.20
  4. Step 4: Simplify right side
    26,099.87x = 695,480,478.94
  5. Step 5: Solve for x
    x = 695,480,478.94/26,099.87
  6. Step 6: Final answer
    x = 26,646.89

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1.5x scale

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.