Home / 35,556.54-49,067.19-19,639.74

Finding the Fourth Proportional to 35,556.54, 49,067.19 and 19,639.74

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Solution

The fourth proportional to 35,556.54, 49,067.19 and 19,639.74 is: 27,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,556.54 : 49,067.19 = 19,639.74 : x
  2. Step 2: Convert to fraction form
    35,556.54/49,067.19 = 19,639.74/x
  3. Step 3: Cross multiply
    35,556.54x = 49,067.19 × 19,639.74
  4. Step 4: Simplify right side
    35,556.54x = 963,666,854.13
  5. Step 5: Solve for x
    x = 963,666,854.13/35,556.54
  6. Step 6: Final answer
    x = 27,102.38

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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.