Home / 36,278.96-50,064.80-20,363.67

Finding the Fourth Proportional to 36,278.96, 50,064.80 and 20,363.67

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Solution

The fourth proportional to 36,278.96, 50,064.80 and 20,363.67 is: 28,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.96 : 50,064.80 = 20,363.67 : x
  2. Step 2: Convert to fraction form
    36,278.96/50,064.80 = 20,363.67/x
  3. Step 3: Cross multiply
    36,278.96x = 50,064.80 × 20,363.67
  4. Step 4: Simplify right side
    36,278.96x = 1,019,502,964.00
  5. Step 5: Solve for x
    x = 1,019,502,964.00/36,278.96
  6. Step 6: Final answer
    x = 28,101.77

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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.