Home / 17,626.74-26,440.16-4,479.09

Finding the Fourth Proportional to 17,626.74, 26,440.16 and 4,479.09

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Solution

The fourth proportional to 17,626.74, 26,440.16 and 4,479.09 is: 6,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,626.74 : 26,440.16 = 4,479.09 : x
  2. Step 2: Convert to fraction form
    17,626.74/26,440.16 = 4,479.09/x
  3. Step 3: Cross multiply
    17,626.74x = 26,440.16 × 4,479.09
  4. Step 4: Simplify right side
    17,626.74x = 118,427,833.86
  5. Step 5: Solve for x
    x = 118,427,833.86/17,626.74
  6. Step 6: Final answer
    x = 6,718.65

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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.