Home / 14,505.98-21,748.32-4,639.57

Finding the Fourth Proportional to 14,505.98, 21,748.32 and 4,639.57

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Solution

The fourth proportional to 14,505.98, 21,748.32 and 4,639.57 is: 6,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,505.98 : 21,748.32 = 4,639.57 : x
  2. Step 2: Convert to fraction form
    14,505.98/21,748.32 = 4,639.57/x
  3. Step 3: Cross multiply
    14,505.98x = 21,748.32 × 4,639.57
  4. Step 4: Simplify right side
    14,505.98x = 100,902,798.65
  5. Step 5: Solve for x
    x = 100,902,798.65/14,505.98
  6. Step 6: Final answer
    x = 6,955.95

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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.