Home / 36,141.32-49,877.10-20,225.60

Finding the Fourth Proportional to 36,141.32, 49,877.10 and 20,225.60

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Solution

The fourth proportional to 36,141.32, 49,877.10 and 20,225.60 is: 27,912.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,141.32 : 49,877.10 = 20,225.60 : x
  2. Step 2: Convert to fraction form
    36,141.32/49,877.10 = 20,225.60/x
  3. Step 3: Cross multiply
    36,141.32x = 49,877.10 × 20,225.60
  4. Step 4: Simplify right side
    36,141.32x = 1,008,794,273.76
  5. Step 5: Solve for x
    x = 1,008,794,273.76/36,141.32
  6. Step 6: Final answer
    x = 27,912.49

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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.