Home / 12,701.26-19,056.36-5,680.66

Finding the Fourth Proportional to 12,701.26, 19,056.36 and 5,680.66

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Solution

The fourth proportional to 12,701.26, 19,056.36 and 5,680.66 is: 8,522.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.26 : 19,056.36 = 5,680.66 : x
  2. Step 2: Convert to fraction form
    12,701.26/19,056.36 = 5,680.66/x
  3. Step 3: Cross multiply
    12,701.26x = 19,056.36 × 5,680.66
  4. Step 4: Simplify right side
    12,701.26x = 108,252,702.00
  5. Step 5: Solve for x
    x = 108,252,702.00/12,701.26
  6. Step 6: Final answer
    x = 8,522.99

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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.