Home / 12,530.93-18,802.57-5,867.89

Finding the Fourth Proportional to 12,530.93, 18,802.57 and 5,867.89

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Solution

The fourth proportional to 12,530.93, 18,802.57 and 5,867.89 is: 8,804.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530.93 : 18,802.57 = 5,867.89 : x
  2. Step 2: Convert to fraction form
    12,530.93/18,802.57 = 5,867.89/x
  3. Step 3: Cross multiply
    12,530.93x = 18,802.57 × 5,867.89
  4. Step 4: Simplify right side
    12,530.93x = 110,331,350.80
  5. Step 5: Solve for x
    x = 110,331,350.80/12,530.93
  6. Step 6: Final answer
    x = 8,804.72

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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.