Home / 36,042.10-49,738.17-20,126.50

Finding the Fourth Proportional to 36,042.10, 49,738.17 and 20,126.50

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Solution

The fourth proportional to 36,042.10, 49,738.17 and 20,126.50 is: 27,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.10 : 49,738.17 = 20,126.50 : x
  2. Step 2: Convert to fraction form
    36,042.10/49,738.17 = 20,126.50/x
  3. Step 3: Cross multiply
    36,042.10x = 49,738.17 × 20,126.50
  4. Step 4: Simplify right side
    36,042.10x = 1,001,055,278.51
  5. Step 5: Solve for x
    x = 1,001,055,278.51/36,042.10
  6. Step 6: Final answer
    x = 27,774.61

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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.