Home / 19,317.64-28,958.94-7,002.76

Finding the Fourth Proportional to 19,317.64, 28,958.94 and 7,002.76

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Solution

The fourth proportional to 19,317.64, 28,958.94 and 7,002.76 is: 10,497.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.64 : 28,958.94 = 7,002.76 : x
  2. Step 2: Convert to fraction form
    19,317.64/28,958.94 = 7,002.76/x
  3. Step 3: Cross multiply
    19,317.64x = 28,958.94 × 7,002.76
  4. Step 4: Simplify right side
    19,317.64x = 202,792,506.67
  5. Step 5: Solve for x
    x = 202,792,506.67/19,317.64
  6. Step 6: Final answer
    x = 10,497.79

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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.