Home / 33,438.55-46,144.90-18,330.93

Finding the Fourth Proportional to 33,438.55, 46,144.90 and 18,330.93

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Solution

The fourth proportional to 33,438.55, 46,144.90 and 18,330.93 is: 25,296.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,438.55 : 46,144.90 = 18,330.93 : x
  2. Step 2: Convert to fraction form
    33,438.55/46,144.90 = 18,330.93/x
  3. Step 3: Cross multiply
    33,438.55x = 46,144.90 × 18,330.93
  4. Step 4: Simplify right side
    33,438.55x = 845,879,110.23
  5. Step 5: Solve for x
    x = 845,879,110.23/33,438.55
  6. Step 6: Final answer
    x = 25,296.53

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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.