Home / 30,242.84-41,737.52-16,818.44

Finding the Fourth Proportional to 30,242.84, 41,737.52 and 16,818.44

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Solution

The fourth proportional to 30,242.84, 41,737.52 and 16,818.44 is: 23,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,242.84 : 41,737.52 = 16,818.44 : x
  2. Step 2: Convert to fraction form
    30,242.84/41,737.52 = 16,818.44/x
  3. Step 3: Cross multiply
    30,242.84x = 41,737.52 × 16,818.44
  4. Step 4: Simplify right side
    30,242.84x = 701,959,975.87
  5. Step 5: Solve for x
    x = 701,959,975.87/30,242.84
  6. Step 6: Final answer
    x = 23,210.78

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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.