Home / 26,932.08-40,390.56-10,280.64

Finding the Fourth Proportional to 26,932.08, 40,390.56 and 10,280.64

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Solution

The fourth proportional to 26,932.08, 40,390.56 and 10,280.64 is: 15,418.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,932.08 : 40,390.56 = 10,280.64 : x
  2. Step 2: Convert to fraction form
    26,932.08/40,390.56 = 10,280.64/x
  3. Step 3: Cross multiply
    26,932.08x = 40,390.56 × 10,280.64
  4. Step 4: Simplify right side
    26,932.08x = 415,240,806.76
  5. Step 5: Solve for x
    x = 415,240,806.76/26,932.08
  6. Step 6: Final answer
    x = 15,418.07

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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.