Home / 15,894.90-21,922.44-11,113.26

Finding the Fourth Proportional to 15,894.90, 21,922.44 and 11,113.26

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Solution

The fourth proportional to 15,894.90, 21,922.44 and 11,113.26 is: 15,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,894.90 : 21,922.44 = 11,113.26 : x
  2. Step 2: Convert to fraction form
    15,894.90/21,922.44 = 11,113.26/x
  3. Step 3: Cross multiply
    15,894.90x = 21,922.44 × 11,113.26
  4. Step 4: Simplify right side
    15,894.90x = 243,629,775.55
  5. Step 5: Solve for x
    x = 243,629,775.55/15,894.90
  6. Step 6: Final answer
    x = 15,327.54

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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.