Home / 17,638.90-26,461.99-5,951.81

Finding the Fourth Proportional to 17,638.90, 26,461.99 and 5,951.81

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Solution

The fourth proportional to 17,638.90, 26,461.99 and 5,951.81 is: 8,928.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.90 : 26,461.99 = 5,951.81 : x
  2. Step 2: Convert to fraction form
    17,638.90/26,461.99 = 5,951.81/x
  3. Step 3: Cross multiply
    17,638.90x = 26,461.99 × 5,951.81
  4. Step 4: Simplify right side
    17,638.90x = 157,496,810.30
  5. Step 5: Solve for x
    x = 157,496,810.30/17,638.90
  6. Step 6: Final answer
    x = 8,928.95

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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.