Home / 36,704.77-50,651.72-21,390.34

Finding the Fourth Proportional to 36,704.77, 50,651.72 and 21,390.34

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Solution

The fourth proportional to 36,704.77, 50,651.72 and 21,390.34 is: 29,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,704.77 : 50,651.72 = 21,390.34 : x
  2. Step 2: Convert to fraction form
    36,704.77/50,651.72 = 21,390.34/x
  3. Step 3: Cross multiply
    36,704.77x = 50,651.72 × 21,390.34
  4. Step 4: Simplify right side
    36,704.77x = 1,083,457,152.17
  5. Step 5: Solve for x
    x = 1,083,457,152.17/36,704.77
  6. Step 6: Final answer
    x = 29,518.16

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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.