Home / 19,360.23-26,721.12-11,404.41

Finding the Fourth Proportional to 19,360.23, 26,721.12 and 11,404.41

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Solution

The fourth proportional to 19,360.23, 26,721.12 and 11,404.41 is: 15,740.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360.23 : 26,721.12 = 11,404.41 : x
  2. Step 2: Convert to fraction form
    19,360.23/26,721.12 = 11,404.41/x
  3. Step 3: Cross multiply
    19,360.23x = 26,721.12 × 11,404.41
  4. Step 4: Simplify right side
    19,360.23x = 304,738,608.14
  5. Step 5: Solve for x
    x = 304,738,608.14/19,360.23
  6. Step 6: Final answer
    x = 15,740.44

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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.