Home / 36,258.66-50,039.01-20,344.50

Finding the Fourth Proportional to 36,258.66, 50,039.01 and 20,344.50

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Solution

The fourth proportional to 36,258.66, 50,039.01 and 20,344.50 is: 28,076.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,258.66 : 50,039.01 = 20,344.50 : x
  2. Step 2: Convert to fraction form
    36,258.66/50,039.01 = 20,344.50/x
  3. Step 3: Cross multiply
    36,258.66x = 50,039.01 × 20,344.50
  4. Step 4: Simplify right side
    36,258.66x = 1,018,018,638.95
  5. Step 5: Solve for x
    x = 1,018,018,638.95/36,258.66
  6. Step 6: Final answer
    x = 28,076.57

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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.