Home / 37,074.54-51,186.09-28,560.63

Finding the Fourth Proportional to 37,074.54, 51,186.09 and 28,560.63

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Solution

The fourth proportional to 37,074.54, 51,186.09 and 28,560.63 is: 39,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074.54 : 51,186.09 = 28,560.63 : x
  2. Step 2: Convert to fraction form
    37,074.54/51,186.09 = 28,560.63/x
  3. Step 3: Cross multiply
    37,074.54x = 51,186.09 × 28,560.63
  4. Step 4: Simplify right side
    37,074.54x = 1,461,906,977.64
  5. Step 5: Solve for x
    x = 1,461,906,977.64/37,074.54
  6. Step 6: Final answer
    x = 39,431.56

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Double scale
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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.