Home / 37,755.64-52,102.81-20,760.17

Finding the Fourth Proportional to 37,755.64, 52,102.81 and 20,760.17

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Solution

The fourth proportional to 37,755.64, 52,102.81 and 20,760.17 is: 28,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.64 : 52,102.81 = 20,760.17 : x
  2. Step 2: Convert to fraction form
    37,755.64/52,102.81 = 20,760.17/x
  3. Step 3: Cross multiply
    37,755.64x = 52,102.81 × 20,760.17
  4. Step 4: Simplify right side
    37,755.64x = 1,081,662,932.56
  5. Step 5: Solve for x
    x = 1,081,662,932.56/37,755.64
  6. Step 6: Final answer
    x = 28,649.05

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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.