Home / 36,802.64-50,790.26-20,888.11

Finding the Fourth Proportional to 36,802.64, 50,790.26 and 20,888.11

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Solution

The fourth proportional to 36,802.64, 50,790.26 and 20,888.11 is: 28,827.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,802.64 : 50,790.26 = 20,888.11 : x
  2. Step 2: Convert to fraction form
    36,802.64/50,790.26 = 20,888.11/x
  3. Step 3: Cross multiply
    36,802.64x = 50,790.26 × 20,888.11
  4. Step 4: Simplify right side
    36,802.64x = 1,060,912,306.39
  5. Step 5: Solve for x
    x = 1,060,912,306.39/36,802.64
  6. Step 6: Final answer
    x = 28,827.07

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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.