Home / 17,439.64-26,161.62-6,351.55

Finding the Fourth Proportional to 17,439.64, 26,161.62 and 6,351.55

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Solution

The fourth proportional to 17,439.64, 26,161.62 and 6,351.55 is: 9,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.64 : 26,161.62 = 6,351.55 : x
  2. Step 2: Convert to fraction form
    17,439.64/26,161.62 = 6,351.55/x
  3. Step 3: Cross multiply
    17,439.64x = 26,161.62 × 6,351.55
  4. Step 4: Simplify right side
    17,439.64x = 166,166,837.51
  5. Step 5: Solve for x
    x = 166,166,837.51/17,439.64
  6. Step 6: Final answer
    x = 9,528.11

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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.