Home / 12,753.26-19,118.37-4,543.34

Finding the Fourth Proportional to 12,753.26, 19,118.37 and 4,543.34

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Solution

The fourth proportional to 12,753.26, 19,118.37 and 4,543.34 is: 6,810.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753.26 : 19,118.37 = 4,543.34 : x
  2. Step 2: Convert to fraction form
    12,753.26/19,118.37 = 4,543.34/x
  3. Step 3: Cross multiply
    12,753.26x = 19,118.37 × 4,543.34
  4. Step 4: Simplify right side
    12,753.26x = 86,861,255.16
  5. Step 5: Solve for x
    x = 86,861,255.16/12,753.26
  6. Step 6: Final answer
    x = 6,810.91

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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.