Home / 17,626.32-26,426.88-8,261.19

Finding the Fourth Proportional to 17,626.32, 26,426.88 and 8,261.19

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Solution

The fourth proportional to 17,626.32, 26,426.88 and 8,261.19 is: 12,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,626.32 : 26,426.88 = 8,261.19 : x
  2. Step 2: Convert to fraction form
    17,626.32/26,426.88 = 8,261.19/x
  3. Step 3: Cross multiply
    17,626.32x = 26,426.88 × 8,261.19
  4. Step 4: Simplify right side
    17,626.32x = 218,317,476.79
  5. Step 5: Solve for x
    x = 218,317,476.79/17,626.32
  6. Step 6: Final answer
    x = 12,385.88

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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.