Home / 30,283.86-41,797.23-18,357.42

Finding the Fourth Proportional to 30,283.86, 41,797.23 and 18,357.42

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Solution

The fourth proportional to 30,283.86, 41,797.23 and 18,357.42 is: 25,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,283.86 : 41,797.23 = 18,357.42 : x
  2. Step 2: Convert to fraction form
    30,283.86/41,797.23 = 18,357.42/x
  3. Step 3: Cross multiply
    30,283.86x = 41,797.23 × 18,357.42
  4. Step 4: Simplify right side
    30,283.86x = 767,289,305.95
  5. Step 5: Solve for x
    x = 767,289,305.95/30,283.86
  6. Step 6: Final answer
    x = 25,336.58

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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.