Home / 13,933.17-19,224.39-7,883.52

Finding the Fourth Proportional to 13,933.17, 19,224.39 and 7,883.52

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Solution

The fourth proportional to 13,933.17, 19,224.39 and 7,883.52 is: 10,877.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.17 : 19,224.39 = 7,883.52 : x
  2. Step 2: Convert to fraction form
    13,933.17/19,224.39 = 7,883.52/x
  3. Step 3: Cross multiply
    13,933.17x = 19,224.39 × 7,883.52
  4. Step 4: Simplify right side
    13,933.17x = 151,555,863.05
  5. Step 5: Solve for x
    x = 151,555,863.05/13,933.17
  6. Step 6: Final answer
    x = 10,877.34

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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.