Home / 36,719.48-50,671.26-20,803.62

Finding the Fourth Proportional to 36,719.48, 50,671.26 and 20,803.62

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Solution

The fourth proportional to 36,719.48, 50,671.26 and 20,803.62 is: 28,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.48 : 50,671.26 = 20,803.62 : x
  2. Step 2: Convert to fraction form
    36,719.48/50,671.26 = 20,803.62/x
  3. Step 3: Cross multiply
    36,719.48x = 50,671.26 × 20,803.62
  4. Step 4: Simplify right side
    36,719.48x = 1,054,145,637.96
  5. Step 5: Solve for x
    x = 1,054,145,637.96/36,719.48
  6. Step 6: Final answer
    x = 28,708.08

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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.