Home / 14,110.63-21,175.68-4,876.63

Finding the Fourth Proportional to 14,110.63, 21,175.68 and 4,876.63

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Solution

The fourth proportional to 14,110.63, 21,175.68 and 4,876.63 is: 7,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,110.63 : 21,175.68 = 4,876.63 : x
  2. Step 2: Convert to fraction form
    14,110.63/21,175.68 = 4,876.63/x
  3. Step 3: Cross multiply
    14,110.63x = 21,175.68 × 4,876.63
  4. Step 4: Simplify right side
    14,110.63x = 103,265,956.36
  5. Step 5: Solve for x
    x = 103,265,956.36/14,110.63
  6. Step 6: Final answer
    x = 7,318.31

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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.