Home / 13,072.40-19,601.04-4,304.96

Finding the Fourth Proportional to 13,072.40, 19,601.04 and 4,304.96

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Solution

The fourth proportional to 13,072.40, 19,601.04 and 4,304.96 is: 6,454.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.40 : 19,601.04 = 4,304.96 : x
  2. Step 2: Convert to fraction form
    13,072.40/19,601.04 = 4,304.96/x
  3. Step 3: Cross multiply
    13,072.40x = 19,601.04 × 4,304.96
  4. Step 4: Simplify right side
    13,072.40x = 84,381,693.16
  5. Step 5: Solve for x
    x = 84,381,693.16/13,072.40
  6. Step 6: Final answer
    x = 6,454.95

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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.