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Finding the Fourth Proportional to 29,301.88, 43,976.44 and 15,266.20

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Solution

The fourth proportional to 29,301.88, 43,976.44 and 15,266.20 is: 22,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,301.88 : 43,976.44 = 15,266.20 : x
  2. Step 2: Convert to fraction form
    29,301.88/43,976.44 = 15,266.20/x
  3. Step 3: Cross multiply
    29,301.88x = 43,976.44 × 15,266.20
  4. Step 4: Simplify right side
    29,301.88x = 671,353,128.33
  5. Step 5: Solve for x
    x = 671,353,128.33/29,301.88
  6. Step 6: Final answer
    x = 22,911.61

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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.