Home / 19,365.90-26,726.70-11,404.14

Finding the Fourth Proportional to 19,365.90, 26,726.70 and 11,404.14

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Solution

The fourth proportional to 19,365.90, 26,726.70 and 11,404.14 is: 15,738.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,365.90 : 26,726.70 = 11,404.14 : x
  2. Step 2: Convert to fraction form
    19,365.90/26,726.70 = 11,404.14/x
  3. Step 3: Cross multiply
    19,365.90x = 26,726.70 × 11,404.14
  4. Step 4: Simplify right side
    19,365.90x = 304,795,028.54
  5. Step 5: Solve for x
    x = 304,795,028.54/19,365.90
  6. Step 6: Final answer
    x = 15,738.75

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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.