Home / 36,411.36-50,247.12-20,495.76

Finding the Fourth Proportional to 36,411.36, 50,247.12 and 20,495.76

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Solution

The fourth proportional to 36,411.36, 50,247.12 and 20,495.76 is: 28,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.36 : 50,247.12 = 20,495.76 : x
  2. Step 2: Convert to fraction form
    36,411.36/50,247.12 = 20,495.76/x
  3. Step 3: Cross multiply
    36,411.36x = 50,247.12 × 20,495.76
  4. Step 4: Simplify right side
    36,411.36x = 1,029,852,912.21
  5. Step 5: Solve for x
    x = 1,029,852,912.21/36,411.36
  6. Step 6: Final answer
    x = 28,283.84

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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.