Home / 29,145.01-43,718.45-8,085.26

Finding the Fourth Proportional to 29,145.01, 43,718.45 and 8,085.26

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Solution

The fourth proportional to 29,145.01, 43,718.45 and 8,085.26 is: 12,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.01 : 43,718.45 = 8,085.26 : x
  2. Step 2: Convert to fraction form
    29,145.01/43,718.45 = 8,085.26/x
  3. Step 3: Cross multiply
    29,145.01x = 43,718.45 × 8,085.26
  4. Step 4: Simplify right side
    29,145.01x = 353,474,992.33
  5. Step 5: Solve for x
    x = 353,474,992.33/29,145.01
  6. Step 6: Final answer
    x = 12,128.15

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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.