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Finding the Fourth Proportional to 34,760.07, 47,968.63 and 19,652.69

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Solution

The fourth proportional to 34,760.07, 47,968.63 and 19,652.69 is: 27,120.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,760.07 : 47,968.63 = 19,652.69 : x
  2. Step 2: Convert to fraction form
    34,760.07/47,968.63 = 19,652.69/x
  3. Step 3: Cross multiply
    34,760.07x = 47,968.63 × 19,652.69
  4. Step 4: Simplify right side
    34,760.07x = 942,712,375.27
  5. Step 5: Solve for x
    x = 942,712,375.27/34,760.07
  6. Step 6: Final answer
    x = 27,120.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.