Home / 36,748.31-50,741.28-28,236.92

Finding the Fourth Proportional to 36,748.31, 50,741.28 and 28,236.92

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Solution

The fourth proportional to 36,748.31, 50,741.28 and 28,236.92 is: 38,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,748.31 : 50,741.28 = 28,236.92 : x
  2. Step 2: Convert to fraction form
    36,748.31/50,741.28 = 28,236.92/x
  3. Step 3: Cross multiply
    36,748.31x = 50,741.28 × 28,236.92
  4. Step 4: Simplify right side
    36,748.31x = 1,432,777,210.35
  5. Step 5: Solve for x
    x = 1,432,777,210.35/36,748.31
  6. Step 6: Final answer
    x = 38,988.93

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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.