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Finding the Fourth Proportional to 36,898.72, 50,904.72 and 25,727.20

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Solution

The fourth proportional to 36,898.72, 50,904.72 and 25,727.20 is: 35,492.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,898.72 : 50,904.72 = 25,727.20 : x
  2. Step 2: Convert to fraction form
    36,898.72/50,904.72 = 25,727.20/x
  3. Step 3: Cross multiply
    36,898.72x = 50,904.72 × 25,727.20
  4. Step 4: Simplify right side
    36,898.72x = 1,309,635,912.38
  5. Step 5: Solve for x
    x = 1,309,635,912.38/36,898.72
  6. Step 6: Final answer
    x = 35,492.72

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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.