Home / 35,629.22-49,166.28-19,712.72

Finding the Fourth Proportional to 35,629.22, 49,166.28 and 19,712.72

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Solution

The fourth proportional to 35,629.22, 49,166.28 and 19,712.72 is: 27,202.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,629.22 : 49,166.28 = 19,712.72 : x
  2. Step 2: Convert to fraction form
    35,629.22/49,166.28 = 19,712.72/x
  3. Step 3: Cross multiply
    35,629.22x = 49,166.28 × 19,712.72
  4. Step 4: Simplify right side
    35,629.22x = 969,201,111.08
  5. Step 5: Solve for x
    x = 969,201,111.08/35,629.22
  6. Step 6: Final answer
    x = 27,202.42

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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.