Home / 36,053.06-49,748.28-20,135.48

Finding the Fourth Proportional to 36,053.06, 49,748.28 and 20,135.48

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Solution

The fourth proportional to 36,053.06, 49,748.28 and 20,135.48 is: 27,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,053.06 : 49,748.28 = 20,135.48 : x
  2. Step 2: Convert to fraction form
    36,053.06/49,748.28 = 20,135.48/x
  3. Step 3: Cross multiply
    36,053.06x = 49,748.28 × 20,135.48
  4. Step 4: Simplify right side
    36,053.06x = 1,001,705,496.97
  5. Step 5: Solve for x
    x = 1,001,705,496.97/36,053.06
  6. Step 6: Final answer
    x = 27,784.20

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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.