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Finding the Fourth Proportional to 17,750.88, 26,606.88 and 8,973.72

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Solution

The fourth proportional to 17,750.88, 26,606.88 and 8,973.72 is: 13,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,750.88 : 26,606.88 = 8,973.72 : x
  2. Step 2: Convert to fraction form
    17,750.88/26,606.88 = 8,973.72/x
  3. Step 3: Cross multiply
    17,750.88x = 26,606.88 × 8,973.72
  4. Step 4: Simplify right side
    17,750.88x = 238,762,691.19
  5. Step 5: Solve for x
    x = 238,762,691.19/17,750.88
  6. Step 6: Final answer
    x = 13,450.75

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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.