Home / 23,485.24-32,410.38-12,874.78

Finding the Fourth Proportional to 23,485.24, 32,410.38 and 12,874.78

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Solution

The fourth proportional to 23,485.24, 32,410.38 and 12,874.78 is: 17,767.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.24 : 32,410.38 = 12,874.78 : x
  2. Step 2: Convert to fraction form
    23,485.24/32,410.38 = 12,874.78/x
  3. Step 3: Cross multiply
    23,485.24x = 32,410.38 × 12,874.78
  4. Step 4: Simplify right side
    23,485.24x = 417,276,512.22
  5. Step 5: Solve for x
    x = 417,276,512.22/23,485.24
  6. Step 6: Final answer
    x = 17,767.61

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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.