Home / 26,842.20-40,250.79-9,963.45

Finding the Fourth Proportional to 26,842.20, 40,250.79 and 9,963.45

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Solution

The fourth proportional to 26,842.20, 40,250.79 and 9,963.45 is: 14,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,842.20 : 40,250.79 = 9,963.45 : x
  2. Step 2: Convert to fraction form
    26,842.20/40,250.79 = 9,963.45/x
  3. Step 3: Cross multiply
    26,842.20x = 40,250.79 × 9,963.45
  4. Step 4: Simplify right side
    26,842.20x = 401,036,733.63
  5. Step 5: Solve for x
    x = 401,036,733.63/26,842.20
  6. Step 6: Final answer
    x = 14,940.53

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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.