Home / 17,640.87-24,344.31-9,574.35

Finding the Fourth Proportional to 17,640.87, 24,344.31 and 9,574.35

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Solution

The fourth proportional to 17,640.87, 24,344.31 and 9,574.35 is: 13,212.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.87 : 24,344.31 = 9,574.35 : x
  2. Step 2: Convert to fraction form
    17,640.87/24,344.31 = 9,574.35/x
  3. Step 3: Cross multiply
    17,640.87x = 24,344.31 × 9,574.35
  4. Step 4: Simplify right side
    17,640.87x = 233,080,944.45
  5. Step 5: Solve for x
    x = 233,080,944.45/17,640.87
  6. Step 6: Final answer
    x = 13,212.55

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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.