Home / 14,033.33-21,053.46-4,172.57

Finding the Fourth Proportional to 14,033.33, 21,053.46 and 4,172.57

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Solution

The fourth proportional to 14,033.33, 21,053.46 and 4,172.57 is: 6,259.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.33 : 21,053.46 = 4,172.57 : x
  2. Step 2: Convert to fraction form
    14,033.33/21,053.46 = 4,172.57/x
  3. Step 3: Cross multiply
    14,033.33x = 21,053.46 × 4,172.57
  4. Step 4: Simplify right side
    14,033.33x = 87,847,035.59
  5. Step 5: Solve for x
    x = 87,847,035.59/14,033.33
  6. Step 6: Final answer
    x = 6,259.89

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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.