Home / 34,768.15-47,979.78-18,852.55

Finding the Fourth Proportional to 34,768.15, 47,979.78 and 18,852.55

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Solution

The fourth proportional to 34,768.15, 47,979.78 and 18,852.55 is: 26,016.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768.15 : 47,979.78 = 18,852.55 : x
  2. Step 2: Convert to fraction form
    34,768.15/47,979.78 = 18,852.55/x
  3. Step 3: Cross multiply
    34,768.15x = 47,979.78 × 18,852.55
  4. Step 4: Simplify right side
    34,768.15x = 904,541,201.44
  5. Step 5: Solve for x
    x = 904,541,201.44/34,768.15
  6. Step 6: Final answer
    x = 26,016.37

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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.