Home / 13,946.88-19,243.29-7,897.26

Finding the Fourth Proportional to 13,946.88, 19,243.29 and 7,897.26

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Solution

The fourth proportional to 13,946.88, 19,243.29 and 7,897.26 is: 10,896.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,946.88 : 19,243.29 = 7,897.26 : x
  2. Step 2: Convert to fraction form
    13,946.88/19,243.29 = 7,897.26/x
  3. Step 3: Cross multiply
    13,946.88x = 19,243.29 × 7,897.26
  4. Step 4: Simplify right side
    13,946.88x = 151,969,264.39
  5. Step 5: Solve for x
    x = 151,969,264.39/13,946.88
  6. Step 6: Final answer
    x = 10,896.29

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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.