Home / 13,961.52-19,265.24-7,992.84

Finding the Fourth Proportional to 13,961.52, 19,265.24 and 7,992.84

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Solution

The fourth proportional to 13,961.52, 19,265.24 and 7,992.84 is: 11,029.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.52 : 19,265.24 = 7,992.84 : x
  2. Step 2: Convert to fraction form
    13,961.52/19,265.24 = 7,992.84/x
  3. Step 3: Cross multiply
    13,961.52x = 19,265.24 × 7,992.84
  4. Step 4: Simplify right side
    13,961.52x = 153,983,980.88
  5. Step 5: Solve for x
    x = 153,983,980.88/13,961.52
  6. Step 6: Final answer
    x = 11,029.17

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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.