Home / 34,899.21-52,349.09-9,939.22

Finding the Fourth Proportional to 34,899.21, 52,349.09 and 9,939.22

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Solution

The fourth proportional to 34,899.21, 52,349.09 and 9,939.22 is: 14,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,899.21 : 52,349.09 = 9,939.22 : x
  2. Step 2: Convert to fraction form
    34,899.21/52,349.09 = 9,939.22/x
  3. Step 3: Cross multiply
    34,899.21x = 52,349.09 × 9,939.22
  4. Step 4: Simplify right side
    34,899.21x = 520,309,122.31
  5. Step 5: Solve for x
    x = 520,309,122.31/34,899.21
  6. Step 6: Final answer
    x = 14,908.91

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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.