Home / 33,777.01-50,657.81-12,719.28

Finding the Fourth Proportional to 33,777.01, 50,657.81 and 12,719.28

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Solution

The fourth proportional to 33,777.01, 50,657.81 and 12,719.28 is: 19,076.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,777.01 : 50,657.81 = 12,719.28 : x
  2. Step 2: Convert to fraction form
    33,777.01/50,657.81 = 12,719.28/x
  3. Step 3: Cross multiply
    33,777.01x = 50,657.81 × 12,719.28
  4. Step 4: Simplify right side
    33,777.01x = 644,330,869.58
  5. Step 5: Solve for x
    x = 644,330,869.58/33,777.01
  6. Step 6: Final answer
    x = 19,076.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.