Home / 35,556.96-49,031.78-30,537.78

Finding the Fourth Proportional to 35,556.96, 49,031.78 and 30,537.78

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Solution

The fourth proportional to 35,556.96, 49,031.78 and 30,537.78 is: 42,110.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,556.96 : 49,031.78 = 30,537.78 : x
  2. Step 2: Convert to fraction form
    35,556.96/49,031.78 = 30,537.78/x
  3. Step 3: Cross multiply
    35,556.96x = 49,031.78 × 30,537.78
  4. Step 4: Simplify right side
    35,556.96x = 1,497,321,557.96
  5. Step 5: Solve for x
    x = 1,497,321,557.96/35,556.96
  6. Step 6: Final answer
    x = 42,110.51

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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.