Home / 47,990.52-66,228.32-26,769.33

Finding the Fourth Proportional to 47,990.52, 66,228.32 and 26,769.33

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Solution

The fourth proportional to 47,990.52, 66,228.32 and 26,769.33 is: 36,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.52 : 66,228.32 = 26,769.33 : x
  2. Step 2: Convert to fraction form
    47,990.52/66,228.32 = 26,769.33/x
  3. Step 3: Cross multiply
    47,990.52x = 66,228.32 × 26,769.33
  4. Step 4: Simplify right side
    47,990.52x = 1,772,887,753.43
  5. Step 5: Solve for x
    x = 1,772,887,753.43/47,990.52
  6. Step 6: Final answer
    x = 36,942.46

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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.