Home / 36,080.49-49,793.28-20,166.21

Finding the Fourth Proportional to 36,080.49, 49,793.28 and 20,166.21

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Solution

The fourth proportional to 36,080.49, 49,793.28 and 20,166.21 is: 27,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,080.49 : 49,793.28 = 20,166.21 : x
  2. Step 2: Convert to fraction form
    36,080.49/49,793.28 = 20,166.21/x
  3. Step 3: Cross multiply
    36,080.49x = 49,793.28 × 20,166.21
  4. Step 4: Simplify right side
    36,080.49x = 1,004,141,741.07
  5. Step 5: Solve for x
    x = 1,004,141,741.07/36,080.49
  6. Step 6: Final answer
    x = 27,830.60

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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.