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Finding the Fourth Proportional to 29,226.98, 40,333.22 and 15,798.22

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Solution

The fourth proportional to 29,226.98, 40,333.22 and 15,798.22 is: 21,801.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,226.98 : 40,333.22 = 15,798.22 : x
  2. Step 2: Convert to fraction form
    29,226.98/40,333.22 = 15,798.22/x
  3. Step 3: Cross multiply
    29,226.98x = 40,333.22 × 15,798.22
  4. Step 4: Simplify right side
    29,226.98x = 637,193,003.88
  5. Step 5: Solve for x
    x = 637,193,003.88/29,226.98
  6. Step 6: Final answer
    x = 21,801.54

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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.