Home / 19,883.34-29,824.32-5,092.39

Finding the Fourth Proportional to 19,883.34, 29,824.32 and 5,092.39

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Solution

The fourth proportional to 19,883.34, 29,824.32 and 5,092.39 is: 7,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883.34 : 29,824.32 = 5,092.39 : x
  2. Step 2: Convert to fraction form
    19,883.34/29,824.32 = 5,092.39/x
  3. Step 3: Cross multiply
    19,883.34x = 29,824.32 × 5,092.39
  4. Step 4: Simplify right side
    19,883.34x = 151,876,928.90
  5. Step 5: Solve for x
    x = 151,876,928.90/19,883.34
  6. Step 6: Final answer
    x = 7,638.40

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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.