Home / 36,852.18-50,857.20-20,935.68

Finding the Fourth Proportional to 36,852.18, 50,857.20 and 20,935.68

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Solution

The fourth proportional to 36,852.18, 50,857.20 and 20,935.68 is: 28,891.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,852.18 : 50,857.20 = 20,935.68 : x
  2. Step 2: Convert to fraction form
    36,852.18/50,857.20 = 20,935.68/x
  3. Step 3: Cross multiply
    36,852.18x = 50,857.20 × 20,935.68
  4. Step 4: Simplify right side
    36,852.18x = 1,064,730,064.90
  5. Step 5: Solve for x
    x = 1,064,730,064.90/36,852.18
  6. Step 6: Final answer
    x = 28,891.92

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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.