Home / 33,795.20-46,638.60-18,688.52

Finding the Fourth Proportional to 33,795.20, 46,638.60 and 18,688.52

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Solution

The fourth proportional to 33,795.20, 46,638.60 and 18,688.52 is: 25,790.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,795.20 : 46,638.60 = 18,688.52 : x
  2. Step 2: Convert to fraction form
    33,795.20/46,638.60 = 18,688.52/x
  3. Step 3: Cross multiply
    33,795.20x = 46,638.60 × 18,688.52
  4. Step 4: Simplify right side
    33,795.20x = 871,606,408.87
  5. Step 5: Solve for x
    x = 871,606,408.87/33,795.20
  6. Step 6: Final answer
    x = 25,790.83

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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.