Home / 19,307.44-26,627.16-13,028.32

Finding the Fourth Proportional to 19,307.44, 26,627.16 and 13,028.32

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Solution

The fourth proportional to 19,307.44, 26,627.16 and 13,028.32 is: 17,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,307.44 : 26,627.16 = 13,028.32 : x
  2. Step 2: Convert to fraction form
    19,307.44/26,627.16 = 13,028.32/x
  3. Step 3: Cross multiply
    19,307.44x = 26,627.16 × 13,028.32
  4. Step 4: Simplify right side
    19,307.44x = 346,907,161.17
  5. Step 5: Solve for x
    x = 346,907,161.17/19,307.44
  6. Step 6: Final answer
    x = 17,967.54

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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.