Home / 36,949.52-51,009-28,865.36

Finding the Fourth Proportional to 36,949.52, 51,009 and 28,865.36

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Solution

The fourth proportional to 36,949.52, 51,009 and 28,865.36 is: 39,848.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,949.52 : 51,009 = 28,865.36 : x
  2. Step 2: Convert to fraction form
    36,949.52/51,009 = 28,865.36/x
  3. Step 3: Cross multiply
    36,949.52x = 51,009 × 28,865.36
  4. Step 4: Simplify right side
    36,949.52x = 1,472,393,148.24
  5. Step 5: Solve for x
    x = 1,472,393,148.24/36,949.52
  6. Step 6: Final answer
    x = 39,848.78

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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.