Home / 36,618.16-50,532.56-20,707.76

Finding the Fourth Proportional to 36,618.16, 50,532.56 and 20,707.76

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Solution

The fourth proportional to 36,618.16, 50,532.56 and 20,707.76 is: 28,576.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,618.16 : 50,532.56 = 20,707.76 : x
  2. Step 2: Convert to fraction form
    36,618.16/50,532.56 = 20,707.76/x
  3. Step 3: Cross multiply
    36,618.16x = 50,532.56 × 20,707.76
  4. Step 4: Simplify right side
    36,618.16x = 1,046,416,124.67
  5. Step 5: Solve for x
    x = 1,046,416,124.67/36,618.16
  6. Step 6: Final answer
    x = 28,576.43

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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.