Home / 36,685.95-50,626.47-20,771.88

Finding the Fourth Proportional to 36,685.95, 50,626.47 and 20,771.88

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Solution

The fourth proportional to 36,685.95, 50,626.47 and 20,771.88 is: 28,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685.95 : 50,626.47 = 20,771.88 : x
  2. Step 2: Convert to fraction form
    36,685.95/50,626.47 = 20,771.88/x
  3. Step 3: Cross multiply
    36,685.95x = 50,626.47 × 20,771.88
  4. Step 4: Simplify right side
    36,685.95x = 1,051,606,959.66
  5. Step 5: Solve for x
    x = 1,051,606,959.66/36,685.95
  6. Step 6: Final answer
    x = 28,665.11

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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.