Home / 14,172.43-19,584.93-10,629.49

Finding the Fourth Proportional to 14,172.43, 19,584.93 and 10,629.49

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Solution

The fourth proportional to 14,172.43, 19,584.93 and 10,629.49 is: 14,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,172.43 : 19,584.93 = 10,629.49 : x
  2. Step 2: Convert to fraction form
    14,172.43/19,584.93 = 10,629.49/x
  3. Step 3: Cross multiply
    14,172.43x = 19,584.93 × 10,629.49
  4. Step 4: Simplify right side
    14,172.43x = 208,177,817.59
  5. Step 5: Solve for x
    x = 208,177,817.59/14,172.43
  6. Step 6: Final answer
    x = 14,688.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.