Home / 14,542.92-21,815.18-4,681.48

Finding the Fourth Proportional to 14,542.92, 21,815.18 and 4,681.48

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Solution

The fourth proportional to 14,542.92, 21,815.18 and 4,681.48 is: 7,022.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.92 : 21,815.18 = 4,681.48 : x
  2. Step 2: Convert to fraction form
    14,542.92/21,815.18 = 4,681.48/x
  3. Step 3: Cross multiply
    14,542.92x = 21,815.18 × 4,681.48
  4. Step 4: Simplify right side
    14,542.92x = 102,127,328.87
  5. Step 5: Solve for x
    x = 102,127,328.87/14,542.92
  6. Step 6: Final answer
    x = 7,022.48

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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.