Home / 37,688.64-52,010.97-20,694.48

Finding the Fourth Proportional to 37,688.64, 52,010.97 and 20,694.48

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Solution

The fourth proportional to 37,688.64, 52,010.97 and 20,694.48 is: 28,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,688.64 : 52,010.97 = 20,694.48 : x
  2. Step 2: Convert to fraction form
    37,688.64/52,010.97 = 20,694.48/x
  3. Step 3: Cross multiply
    37,688.64x = 52,010.97 × 20,694.48
  4. Step 4: Simplify right side
    37,688.64x = 1,076,339,978.45
  5. Step 5: Solve for x
    x = 1,076,339,978.45/37,688.64
  6. Step 6: Final answer
    x = 28,558.74

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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.