Home / 34,679.32-52,018.94-11,305.72

Finding the Fourth Proportional to 34,679.32, 52,018.94 and 11,305.72

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Solution

The fourth proportional to 34,679.32, 52,018.94 and 11,305.72 is: 16,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,679.32 : 52,018.94 = 11,305.72 : x
  2. Step 2: Convert to fraction form
    34,679.32/52,018.94 = 11,305.72/x
  3. Step 3: Cross multiply
    34,679.32x = 52,018.94 × 11,305.72
  4. Step 4: Simplify right side
    34,679.32x = 588,111,570.34
  5. Step 5: Solve for x
    x = 588,111,570.34/34,679.32
  6. Step 6: Final answer
    x = 16,958.57

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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.