Home / 17,626.90-26,439.09-8,269.08

Finding the Fourth Proportional to 17,626.90, 26,439.09 and 8,269.08

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Solution

The fourth proportional to 17,626.90, 26,439.09 and 8,269.08 is: 12,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,626.90 : 26,439.09 = 8,269.08 : x
  2. Step 2: Convert to fraction form
    17,626.90/26,439.09 = 8,269.08/x
  3. Step 3: Cross multiply
    17,626.90x = 26,439.09 × 8,269.08
  4. Step 4: Simplify right side
    17,626.90x = 218,626,950.34
  5. Step 5: Solve for x
    x = 218,626,950.34/17,626.90
  6. Step 6: Final answer
    x = 12,403.03

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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.