Home / 30,243.26-41,732.53-16,812.35

Finding the Fourth Proportional to 30,243.26, 41,732.53 and 16,812.35

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Solution

The fourth proportional to 30,243.26, 41,732.53 and 16,812.35 is: 23,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,243.26 : 41,732.53 = 16,812.35 : x
  2. Step 2: Convert to fraction form
    30,243.26/41,732.53 = 16,812.35/x
  3. Step 3: Cross multiply
    30,243.26x = 41,732.53 × 16,812.35
  4. Step 4: Simplify right side
    30,243.26x = 701,621,900.75
  5. Step 5: Solve for x
    x = 701,621,900.75/30,243.26
  6. Step 6: Final answer
    x = 23,199.28

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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.