Home / 17,619.74-26,426.04-8,257.26

Finding the Fourth Proportional to 17,619.74, 26,426.04 and 8,257.26

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Solution

The fourth proportional to 17,619.74, 26,426.04 and 8,257.26 is: 12,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.74 : 26,426.04 = 8,257.26 : x
  2. Step 2: Convert to fraction form
    17,619.74/26,426.04 = 8,257.26/x
  3. Step 3: Cross multiply
    17,619.74x = 26,426.04 × 8,257.26
  4. Step 4: Simplify right side
    17,619.74x = 218,206,683.05
  5. Step 5: Solve for x
    x = 218,206,683.05/17,619.74
  6. Step 6: Final answer
    x = 12,384.22

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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.