Home / 30,243.74-41,736.53-16,816.25

Finding the Fourth Proportional to 30,243.74, 41,736.53 and 16,816.25

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Solution

The fourth proportional to 30,243.74, 41,736.53 and 16,816.25 is: 23,206.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.74 : 41,736.53 = 16,816.25 : x
  2. Step 2: Convert to fraction form
    30,243.74/41,736.53 = 16,816.25/x
  3. Step 3: Cross multiply
    30,243.74x = 41,736.53 × 16,816.25
  4. Step 4: Simplify right side
    30,243.74x = 701,851,922.61
  5. Step 5: Solve for x
    x = 701,851,922.61/30,243.74
  6. Step 6: Final answer
    x = 23,206.52

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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.