Home / 35,148.78-52,710.48-11,769.84

Finding the Fourth Proportional to 35,148.78, 52,710.48 and 11,769.84

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Solution

The fourth proportional to 35,148.78, 52,710.48 and 11,769.84 is: 17,650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,148.78 : 52,710.48 = 11,769.84 : x
  2. Step 2: Convert to fraction form
    35,148.78/52,710.48 = 11,769.84/x
  3. Step 3: Cross multiply
    35,148.78x = 52,710.48 × 11,769.84
  4. Step 4: Simplify right side
    35,148.78x = 620,393,915.92
  5. Step 5: Solve for x
    x = 620,393,915.92/35,148.78
  6. Step 6: Final answer
    x = 17,650.51

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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.