Home / 34,889.32-52,338.48-12,699.28

Finding the Fourth Proportional to 34,889.32, 52,338.48 and 12,699.28

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Solution

The fourth proportional to 34,889.32, 52,338.48 and 12,699.28 is: 19,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,889.32 : 52,338.48 = 12,699.28 : x
  2. Step 2: Convert to fraction form
    34,889.32/52,338.48 = 12,699.28/x
  3. Step 3: Cross multiply
    34,889.32x = 52,338.48 × 12,699.28
  4. Step 4: Simplify right side
    34,889.32x = 664,661,012.29
  5. Step 5: Solve for x
    x = 664,661,012.29/34,889.32
  6. Step 6: Final answer
    x = 19,050.56

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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.