Home / 17,520.74-26,265.47-6,424.83

Finding the Fourth Proportional to 17,520.74, 26,265.47 and 6,424.83

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Solution

The fourth proportional to 17,520.74, 26,265.47 and 6,424.83 is: 9,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.74 : 26,265.47 = 6,424.83 : x
  2. Step 2: Convert to fraction form
    17,520.74/26,265.47 = 6,424.83/x
  3. Step 3: Cross multiply
    17,520.74x = 26,265.47 × 6,424.83
  4. Step 4: Simplify right side
    17,520.74x = 168,751,195.68
  5. Step 5: Solve for x
    x = 168,751,195.68/17,520.74
  6. Step 6: Final answer
    x = 9,631.51

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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.