Home / 26,427.52-39,629.76-10,000

Finding the Fourth Proportional to 26,427.52, 39,629.76 and 10,000

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Solution

The fourth proportional to 26,427.52, 39,629.76 and 10,000 is: 14,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.52 : 39,629.76 = 10,000 : x
  2. Step 2: Convert to fraction form
    26,427.52/39,629.76 = 10,000/x
  3. Step 3: Cross multiply
    26,427.52x = 39,629.76 × 10,000
  4. Step 4: Simplify right side
    26,427.52x = 396,297,600
  5. Step 5: Solve for x
    x = 396,297,600/26,427.52
  6. Step 6: Final answer
    x = 14,995.64

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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.