Home / 17,824.06-26,742.30-7,964.38

Finding the Fourth Proportional to 17,824.06, 26,742.30 and 7,964.38

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Solution

The fourth proportional to 17,824.06, 26,742.30 and 7,964.38 is: 11,949.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,824.06 : 26,742.30 = 7,964.38 : x
  2. Step 2: Convert to fraction form
    17,824.06/26,742.30 = 7,964.38/x
  3. Step 3: Cross multiply
    17,824.06x = 26,742.30 × 7,964.38
  4. Step 4: Simplify right side
    17,824.06x = 212,985,839.27
  5. Step 5: Solve for x
    x = 212,985,839.27/17,824.06
  6. Step 6: Final answer
    x = 11,949.34

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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.