Home / 14,273.22-19,696.87-7,899.33

Finding the Fourth Proportional to 14,273.22, 19,696.87 and 7,899.33

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Solution

The fourth proportional to 14,273.22, 19,696.87 and 7,899.33 is: 10,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.22 : 19,696.87 = 7,899.33 : x
  2. Step 2: Convert to fraction form
    14,273.22/19,696.87 = 7,899.33/x
  3. Step 3: Cross multiply
    14,273.22x = 19,696.87 × 7,899.33
  4. Step 4: Simplify right side
    14,273.22x = 155,592,076.10
  5. Step 5: Solve for x
    x = 155,592,076.10/14,273.22
  6. Step 6: Final answer
    x = 10,900.98

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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.