Home / 35,310.48-52,972.56-11,938.56

Finding the Fourth Proportional to 35,310.48, 52,972.56 and 11,938.56

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Solution

The fourth proportional to 35,310.48, 52,972.56 and 11,938.56 is: 17,910.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.48 : 52,972.56 = 11,938.56 : x
  2. Step 2: Convert to fraction form
    35,310.48/52,972.56 = 11,938.56/x
  3. Step 3: Cross multiply
    35,310.48x = 52,972.56 × 11,938.56
  4. Step 4: Simplify right side
    35,310.48x = 632,416,085.91
  5. Step 5: Solve for x
    x = 632,416,085.91/35,310.48
  6. Step 6: Final answer
    x = 17,910.15

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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.