Home / 17,838.33-26,757.74-8,479.30

Finding the Fourth Proportional to 17,838.33, 26,757.74 and 8,479.30

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Solution

The fourth proportional to 17,838.33, 26,757.74 and 8,479.30 is: 12,719.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,838.33 : 26,757.74 = 8,479.30 : x
  2. Step 2: Convert to fraction form
    17,838.33/26,757.74 = 8,479.30/x
  3. Step 3: Cross multiply
    17,838.33x = 26,757.74 × 8,479.30
  4. Step 4: Simplify right side
    17,838.33x = 226,886,909.26
  5. Step 5: Solve for x
    x = 226,886,909.26/17,838.33
  6. Step 6: Final answer
    x = 12,719.07

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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.