Home / 14,340.87-21,512.67-5,576.48

Finding the Fourth Proportional to 14,340.87, 21,512.67 and 5,576.48

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Solution

The fourth proportional to 14,340.87, 21,512.67 and 5,576.48 is: 8,365.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.87 : 21,512.67 = 5,576.48 : x
  2. Step 2: Convert to fraction form
    14,340.87/21,512.67 = 5,576.48/x
  3. Step 3: Cross multiply
    14,340.87x = 21,512.67 × 5,576.48
  4. Step 4: Simplify right side
    14,340.87x = 119,964,866.44
  5. Step 5: Solve for x
    x = 119,964,866.44/14,340.87
  6. Step 6: Final answer
    x = 8,365.24

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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.