Home / 12,583.34-18,875.86-4,260.52

Finding the Fourth Proportional to 12,583.34, 18,875.86 and 4,260.52

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Solution

The fourth proportional to 12,583.34, 18,875.86 and 4,260.52 is: 6,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583.34 : 18,875.86 = 4,260.52 : x
  2. Step 2: Convert to fraction form
    12,583.34/18,875.86 = 4,260.52/x
  3. Step 3: Cross multiply
    12,583.34x = 18,875.86 × 4,260.52
  4. Step 4: Simplify right side
    12,583.34x = 80,420,942.51
  5. Step 5: Solve for x
    x = 80,420,942.51/12,583.34
  6. Step 6: Final answer
    x = 6,391.06

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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.