Home / 23,755.91-32,782.67-13,145.54

Finding the Fourth Proportional to 23,755.91, 32,782.67 and 13,145.54

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Solution

The fourth proportional to 23,755.91, 32,782.67 and 13,145.54 is: 18,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.91 : 32,782.67 = 13,145.54 : x
  2. Step 2: Convert to fraction form
    23,755.91/32,782.67 = 13,145.54/x
  3. Step 3: Cross multiply
    23,755.91x = 32,782.67 × 13,145.54
  4. Step 4: Simplify right side
    23,755.91x = 430,945,899.79
  5. Step 5: Solve for x
    x = 430,945,899.79/23,755.91
  6. Step 6: Final answer
    x = 18,140.58

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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.