Home / 14,540.34-21,811.86-4,677.28

Finding the Fourth Proportional to 14,540.34, 21,811.86 and 4,677.28

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Solution

The fourth proportional to 14,540.34, 21,811.86 and 4,677.28 is: 7,016.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.34 : 21,811.86 = 4,677.28 : x
  2. Step 2: Convert to fraction form
    14,540.34/21,811.86 = 4,677.28/x
  3. Step 3: Cross multiply
    14,540.34x = 21,811.86 × 4,677.28
  4. Step 4: Simplify right side
    14,540.34x = 102,020,176.54
  5. Step 5: Solve for x
    x = 102,020,176.54/14,540.34
  6. Step 6: Final answer
    x = 7,016.35

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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.