Home / 36,120.17-49,849.59-20,807.26

Finding the Fourth Proportional to 36,120.17, 49,849.59 and 20,807.26

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Solution

The fourth proportional to 36,120.17, 49,849.59 and 20,807.26 is: 28,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.17 : 49,849.59 = 20,807.26 : x
  2. Step 2: Convert to fraction form
    36,120.17/49,849.59 = 20,807.26/x
  3. Step 3: Cross multiply
    36,120.17x = 49,849.59 × 20,807.26
  4. Step 4: Simplify right side
    36,120.17x = 1,037,233,333.43
  5. Step 5: Solve for x
    x = 1,037,233,333.43/36,120.17
  6. Step 6: Final answer
    x = 28,716.18

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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.