Home / 37,552.31-51,821.71-20,556.49

Finding the Fourth Proportional to 37,552.31, 51,821.71 and 20,556.49

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Solution

The fourth proportional to 37,552.31, 51,821.71 and 20,556.49 is: 28,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,552.31 : 51,821.71 = 20,556.49 : x
  2. Step 2: Convert to fraction form
    37,552.31/51,821.71 = 20,556.49/x
  3. Step 3: Cross multiply
    37,552.31x = 51,821.71 × 20,556.49
  4. Step 4: Simplify right side
    37,552.31x = 1,065,272,463.40
  5. Step 5: Solve for x
    x = 1,065,272,463.40/37,552.31
  6. Step 6: Final answer
    x = 28,367.69

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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.