Home / 19,244.46-26,561.32-11,290.86

Finding the Fourth Proportional to 19,244.46, 26,561.32 and 11,290.86

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Solution

The fourth proportional to 19,244.46, 26,561.32 and 11,290.86 is: 15,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.46 : 26,561.32 = 11,290.86 : x
  2. Step 2: Convert to fraction form
    19,244.46/26,561.32 = 11,290.86/x
  3. Step 3: Cross multiply
    19,244.46x = 26,561.32 × 11,290.86
  4. Step 4: Simplify right side
    19,244.46x = 299,900,145.54
  5. Step 5: Solve for x
    x = 299,900,145.54/19,244.46
  6. Step 6: Final answer
    x = 15,583.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.