Home / 14,821.04-20,460.46-11,456.24

Finding the Fourth Proportional to 14,821.04, 20,460.46 and 11,456.24

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Solution

The fourth proportional to 14,821.04, 20,460.46 and 11,456.24 is: 15,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,821.04 : 20,460.46 = 11,456.24 : x
  2. Step 2: Convert to fraction form
    14,821.04/20,460.46 = 11,456.24/x
  3. Step 3: Cross multiply
    14,821.04x = 20,460.46 × 11,456.24
  4. Step 4: Simplify right side
    14,821.04x = 234,399,940.27
  5. Step 5: Solve for x
    x = 234,399,940.27/14,821.04
  6. Step 6: Final answer
    x = 15,815.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.