Home / 13,967.08-19,274.82-7,679.44

Finding the Fourth Proportional to 13,967.08, 19,274.82 and 7,679.44

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Solution

The fourth proportional to 13,967.08, 19,274.82 and 7,679.44 is: 10,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.08 : 19,274.82 = 7,679.44 : x
  2. Step 2: Convert to fraction form
    13,967.08/19,274.82 = 7,679.44/x
  3. Step 3: Cross multiply
    13,967.08x = 19,274.82 × 7,679.44
  4. Step 4: Simplify right side
    13,967.08x = 148,019,823.70
  5. Step 5: Solve for x
    x = 148,019,823.70/13,967.08
  6. Step 6: Final answer
    x = 10,597.76

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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.