Home / 15,767.37-23,650.72-3,921.16

Finding the Fourth Proportional to 15,767.37, 23,650.72 and 3,921.16

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Solution

The fourth proportional to 15,767.37, 23,650.72 and 3,921.16 is: 5,881.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,767.37 : 23,650.72 = 3,921.16 : x
  2. Step 2: Convert to fraction form
    15,767.37/23,650.72 = 3,921.16/x
  3. Step 3: Cross multiply
    15,767.37x = 23,650.72 × 3,921.16
  4. Step 4: Simplify right side
    15,767.37x = 92,738,257.24
  5. Step 5: Solve for x
    x = 92,738,257.24/15,767.37
  6. Step 6: Final answer
    x = 5,881.66

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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.