Home / 19,912.84-29,887.71-10,059.03

Finding the Fourth Proportional to 19,912.84, 29,887.71 and 10,059.03

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Solution

The fourth proportional to 19,912.84, 29,887.71 and 10,059.03 is: 15,097.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,912.84 : 29,887.71 = 10,059.03 : x
  2. Step 2: Convert to fraction form
    19,912.84/29,887.71 = 10,059.03/x
  3. Step 3: Cross multiply
    19,912.84x = 29,887.71 × 10,059.03
  4. Step 4: Simplify right side
    19,912.84x = 300,641,371.52
  5. Step 5: Solve for x
    x = 300,641,371.52/19,912.84
  6. Step 6: Final answer
    x = 15,097.87

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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.