Home / 36,122.12-49,852.66-20,210.60

Finding the Fourth Proportional to 36,122.12, 49,852.66 and 20,210.60

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Solution

The fourth proportional to 36,122.12, 49,852.66 and 20,210.60 is: 27,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,122.12 : 49,852.66 = 20,210.60 : x
  2. Step 2: Convert to fraction form
    36,122.12/49,852.66 = 20,210.60/x
  3. Step 3: Cross multiply
    36,122.12x = 49,852.66 × 20,210.60
  4. Step 4: Simplify right side
    36,122.12x = 1,007,552,170.20
  5. Step 5: Solve for x
    x = 1,007,552,170.20/36,122.12
  6. Step 6: Final answer
    x = 27,892.94

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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.