Home / 14,639.93-21,955.98-4,109.32

Finding the Fourth Proportional to 14,639.93, 21,955.98 and 4,109.32

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Solution

The fourth proportional to 14,639.93, 21,955.98 and 4,109.32 is: 6,162.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.93 : 21,955.98 = 4,109.32 : x
  2. Step 2: Convert to fraction form
    14,639.93/21,955.98 = 4,109.32/x
  3. Step 3: Cross multiply
    14,639.93x = 21,955.98 × 4,109.32
  4. Step 4: Simplify right side
    14,639.93x = 90,224,147.73
  5. Step 5: Solve for x
    x = 90,224,147.73/14,639.93
  6. Step 6: Final answer
    x = 6,162.88

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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.