Home / 26,775.78-36,950.66-14,839.32

Finding the Fourth Proportional to 26,775.78, 36,950.66 and 14,839.32

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Solution

The fourth proportional to 26,775.78, 36,950.66 and 14,839.32 is: 20,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.78 : 36,950.66 = 14,839.32 : x
  2. Step 2: Convert to fraction form
    26,775.78/36,950.66 = 14,839.32/x
  3. Step 3: Cross multiply
    26,775.78x = 36,950.66 × 14,839.32
  4. Step 4: Simplify right side
    26,775.78x = 548,322,667.95
  5. Step 5: Solve for x
    x = 548,322,667.95/26,775.78
  6. Step 6: Final answer
    x = 20,478.31

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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.