Home / 36,769.36-50,738.80-20,856.36

Finding the Fourth Proportional to 36,769.36, 50,738.80 and 20,856.36

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Solution

The fourth proportional to 36,769.36, 50,738.80 and 20,856.36 is: 28,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,769.36 : 50,738.80 = 20,856.36 : x
  2. Step 2: Convert to fraction form
    36,769.36/50,738.80 = 20,856.36/x
  3. Step 3: Cross multiply
    36,769.36x = 50,738.80 × 20,856.36
  4. Step 4: Simplify right side
    36,769.36x = 1,058,226,678.77
  5. Step 5: Solve for x
    x = 1,058,226,678.77/36,769.36
  6. Step 6: Final answer
    x = 28,780.12

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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.