Home / 37,694.78-52,018.84-20,700.12

Finding the Fourth Proportional to 37,694.78, 52,018.84 and 20,700.12

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Solution

The fourth proportional to 37,694.78, 52,018.84 and 20,700.12 is: 28,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,694.78 : 52,018.84 = 20,700.12 : x
  2. Step 2: Convert to fraction form
    37,694.78/52,018.84 = 20,700.12/x
  3. Step 3: Cross multiply
    37,694.78x = 52,018.84 × 20,700.12
  4. Step 4: Simplify right side
    37,694.78x = 1,076,796,451.21
  5. Step 5: Solve for x
    x = 1,076,796,451.21/37,694.78
  6. Step 6: Final answer
    x = 28,566.20

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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.