Home / 14,639.56-21,960.06-4,252.12

Finding the Fourth Proportional to 14,639.56, 21,960.06 and 4,252.12

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Solution

The fourth proportional to 14,639.56, 21,960.06 and 4,252.12 is: 6,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.56 : 21,960.06 = 4,252.12 : x
  2. Step 2: Convert to fraction form
    14,639.56/21,960.06 = 4,252.12/x
  3. Step 3: Cross multiply
    14,639.56x = 21,960.06 × 4,252.12
  4. Step 4: Simplify right side
    14,639.56x = 93,376,810.33
  5. Step 5: Solve for x
    x = 93,376,810.33/14,639.56
  6. Step 6: Final answer
    x = 6,378.39

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1.5x scale

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.