Home / 26,187.08-39,280.62-21,560.36

Finding the Fourth Proportional to 26,187.08, 39,280.62 and 21,560.36

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Solution

The fourth proportional to 26,187.08, 39,280.62 and 21,560.36 is: 32,340.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.08 : 39,280.62 = 21,560.36 : x
  2. Step 2: Convert to fraction form
    26,187.08/39,280.62 = 21,560.36/x
  3. Step 3: Cross multiply
    26,187.08x = 39,280.62 × 21,560.36
  4. Step 4: Simplify right side
    26,187.08x = 846,904,308.22
  5. Step 5: Solve for x
    x = 846,904,308.22/26,187.08
  6. Step 6: Final answer
    x = 32,340.54

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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.