Home / 19,392.12-26,759.26-11,007

Finding the Fourth Proportional to 19,392.12, 26,759.26 and 11,007

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Solution

The fourth proportional to 19,392.12, 26,759.26 and 11,007 is: 15,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.12 : 26,759.26 = 11,007 : x
  2. Step 2: Convert to fraction form
    19,392.12/26,759.26 = 11,007/x
  3. Step 3: Cross multiply
    19,392.12x = 26,759.26 × 11,007
  4. Step 4: Simplify right side
    19,392.12x = 294,539,174.82
  5. Step 5: Solve for x
    x = 294,539,174.82/19,392.12
  6. Step 6: Final answer
    x = 15,188.60

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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.