Home / 12,585.04-17,367.72-7,281.52

Finding the Fourth Proportional to 12,585.04, 17,367.72 and 7,281.52

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Solution

The fourth proportional to 12,585.04, 17,367.72 and 7,281.52 is: 10,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,585.04 : 17,367.72 = 7,281.52 : x
  2. Step 2: Convert to fraction form
    12,585.04/17,367.72 = 7,281.52/x
  3. Step 3: Cross multiply
    12,585.04x = 17,367.72 × 7,281.52
  4. Step 4: Simplify right side
    12,585.04x = 126,463,400.53
  5. Step 5: Solve for x
    x = 126,463,400.53/12,585.04
  6. Step 6: Final answer
    x = 10,048.71

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