Home / 35,110.34-52,660.33-12,918.56

Finding the Fourth Proportional to 35,110.34, 52,660.33 and 12,918.56

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Solution

The fourth proportional to 35,110.34, 52,660.33 and 12,918.56 is: 19,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,110.34 : 52,660.33 = 12,918.56 : x
  2. Step 2: Convert to fraction form
    35,110.34/52,660.33 = 12,918.56/x
  3. Step 3: Cross multiply
    35,110.34x = 52,660.33 × 12,918.56
  4. Step 4: Simplify right side
    35,110.34x = 680,295,706.01
  5. Step 5: Solve for x
    x = 680,295,706.01/35,110.34
  6. Step 6: Final answer
    x = 19,375.93

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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.