Home / 36,278.91-50,064.48-20,362.95

Finding the Fourth Proportional to 36,278.91, 50,064.48 and 20,362.95

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Solution

The fourth proportional to 36,278.91, 50,064.48 and 20,362.95 is: 28,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.91 : 50,064.48 = 20,362.95 : x
  2. Step 2: Convert to fraction form
    36,278.91/50,064.48 = 20,362.95/x
  3. Step 3: Cross multiply
    36,278.91x = 50,064.48 × 20,362.95
  4. Step 4: Simplify right side
    36,278.91x = 1,019,460,503.02
  5. Step 5: Solve for x
    x = 1,019,460,503.02/36,278.91
  6. Step 6: Final answer
    x = 28,100.64

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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.