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Finding the Fourth Proportional to 29,015.42, 43,506.11 and 9,283.82

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Solution

The fourth proportional to 29,015.42, 43,506.11 and 9,283.82 is: 13,920.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015.42 : 43,506.11 = 9,283.82 : x
  2. Step 2: Convert to fraction form
    29,015.42/43,506.11 = 9,283.82/x
  3. Step 3: Cross multiply
    29,015.42x = 43,506.11 × 9,283.82
  4. Step 4: Simplify right side
    29,015.42x = 403,902,699.82
  5. Step 5: Solve for x
    x = 403,902,699.82/29,015.42
  6. Step 6: Final answer
    x = 13,920.28

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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.