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Finding the Fourth Proportional to 13,884, 19,159.92 and 7,596.42

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Solution

The fourth proportional to 13,884, 19,159.92 and 7,596.42 is: 10,483.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884 : 19,159.92 = 7,596.42 : x
  2. Step 2: Convert to fraction form
    13,884/19,159.92 = 7,596.42/x
  3. Step 3: Cross multiply
    13,884x = 19,159.92 × 7,596.42
  4. Step 4: Simplify right side
    13,884x = 145,546,799.49
  5. Step 5: Solve for x
    x = 145,546,799.49/13,884
  6. Step 6: Final answer
    x = 10,483.06

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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.