Home / 33,554.78-50,303.37-18,751.58

Finding the Fourth Proportional to 33,554.78, 50,303.37 and 18,751.58

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Solution

The fourth proportional to 33,554.78, 50,303.37 and 18,751.58 is: 28,111.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,554.78 : 50,303.37 = 18,751.58 : x
  2. Step 2: Convert to fraction form
    33,554.78/50,303.37 = 18,751.58/x
  3. Step 3: Cross multiply
    33,554.78x = 50,303.37 × 18,751.58
  4. Step 4: Simplify right side
    33,554.78x = 943,267,666.82
  5. Step 5: Solve for x
    x = 943,267,666.82/33,554.78
  6. Step 6: Final answer
    x = 28,111.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.