Home / 14,276.07-21,404.97-6,865.77

Finding the Fourth Proportional to 14,276.07, 21,404.97 and 6,865.77

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Solution

The fourth proportional to 14,276.07, 21,404.97 and 6,865.77 is: 10,294.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.07 : 21,404.97 = 6,865.77 : x
  2. Step 2: Convert to fraction form
    14,276.07/21,404.97 = 6,865.77/x
  3. Step 3: Cross multiply
    14,276.07x = 21,404.97 × 6,865.77
  4. Step 4: Simplify right side
    14,276.07x = 146,961,600.88
  5. Step 5: Solve for x
    x = 146,961,600.88/14,276.07
  6. Step 6: Final answer
    x = 10,294.26

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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.