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Finding the Fourth Proportional to 29,238.16, 43,794.06 and 15,358

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Solution

The fourth proportional to 29,238.16, 43,794.06 and 15,358 is: 23,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,238.16 : 43,794.06 = 15,358 : x
  2. Step 2: Convert to fraction form
    29,238.16/43,794.06 = 15,358/x
  3. Step 3: Cross multiply
    29,238.16x = 43,794.06 × 15,358
  4. Step 4: Simplify right side
    29,238.16x = 672,589,173.48
  5. Step 5: Solve for x
    x = 672,589,173.48/29,238.16
  6. Step 6: Final answer
    x = 23,003.81

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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.