Home / 36,904.13-50,927.42-20,988.56

Finding the Fourth Proportional to 36,904.13, 50,927.42 and 20,988.56

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Solution

The fourth proportional to 36,904.13, 50,927.42 and 20,988.56 is: 28,964.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,904.13 : 50,927.42 = 20,988.56 : x
  2. Step 2: Convert to fraction form
    36,904.13/50,927.42 = 20,988.56/x
  3. Step 3: Cross multiply
    36,904.13x = 50,927.42 × 20,988.56
  4. Step 4: Simplify right side
    36,904.13x = 1,068,892,850.74
  5. Step 5: Solve for x
    x = 1,068,892,850.74/36,904.13
  6. Step 6: Final answer
    x = 28,964.05

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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.