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Finding the Fourth Proportional to 29,607.67, 44,389.55 and 17,918.11

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Solution

The fourth proportional to 29,607.67, 44,389.55 and 17,918.11 is: 26,863.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,607.67 : 44,389.55 = 17,918.11 : x
  2. Step 2: Convert to fraction form
    29,607.67/44,389.55 = 17,918.11/x
  3. Step 3: Cross multiply
    29,607.67x = 44,389.55 × 17,918.11
  4. Step 4: Simplify right side
    29,607.67x = 795,376,750.16
  5. Step 5: Solve for x
    x = 795,376,750.16/29,607.67
  6. Step 6: Final answer
    x = 26,863.88

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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.