Home / 28,922.95-43,395.23-11,404.99

Finding the Fourth Proportional to 28,922.95, 43,395.23 and 11,404.99

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Solution

The fourth proportional to 28,922.95, 43,395.23 and 11,404.99 is: 17,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922.95 : 43,395.23 = 11,404.99 : x
  2. Step 2: Convert to fraction form
    28,922.95/43,395.23 = 11,404.99/x
  3. Step 3: Cross multiply
    28,922.95x = 43,395.23 × 11,404.99
  4. Step 4: Simplify right side
    28,922.95x = 494,922,164.20
  5. Step 5: Solve for x
    x = 494,922,164.20/28,922.95
  6. Step 6: Final answer
    x = 17,111.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.