Home / 13,883.87-20,827.63-4,022.93

Finding the Fourth Proportional to 13,883.87, 20,827.63 and 4,022.93

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Solution

The fourth proportional to 13,883.87, 20,827.63 and 4,022.93 is: 6,034.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883.87 : 20,827.63 = 4,022.93 : x
  2. Step 2: Convert to fraction form
    13,883.87/20,827.63 = 4,022.93/x
  3. Step 3: Cross multiply
    13,883.87x = 20,827.63 × 4,022.93
  4. Step 4: Simplify right side
    13,883.87x = 83,788,154.65
  5. Step 5: Solve for x
    x = 83,788,154.65/13,883.87
  6. Step 6: Final answer
    x = 6,034.93

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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.