Home / 37,180.78-51,329.48-28,664.24

Finding the Fourth Proportional to 37,180.78, 51,329.48 and 28,664.24

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Solution

The fourth proportional to 37,180.78, 51,329.48 and 28,664.24 is: 39,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,180.78 : 51,329.48 = 28,664.24 : x
  2. Step 2: Convert to fraction form
    37,180.78/51,329.48 = 28,664.24/x
  3. Step 3: Cross multiply
    37,180.78x = 51,329.48 × 28,664.24
  4. Step 4: Simplify right side
    37,180.78x = 1,471,320,133.83
  5. Step 5: Solve for x
    x = 1,471,320,133.83/37,180.78
  6. Step 6: Final answer
    x = 39,572.06

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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.