Home / 14,149.83-21,224.73-3,761.58

Finding the Fourth Proportional to 14,149.83, 21,224.73 and 3,761.58

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Solution

The fourth proportional to 14,149.83, 21,224.73 and 3,761.58 is: 5,642.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.83 : 21,224.73 = 3,761.58 : x
  2. Step 2: Convert to fraction form
    14,149.83/21,224.73 = 3,761.58/x
  3. Step 3: Cross multiply
    14,149.83x = 21,224.73 × 3,761.58
  4. Step 4: Simplify right side
    14,149.83x = 79,838,585.36
  5. Step 5: Solve for x
    x = 79,838,585.36/14,149.83
  6. Step 6: Final answer
    x = 5,642.37

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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.