Home / 30,004.75-41,406.56-16,756.75

Finding the Fourth Proportional to 30,004.75, 41,406.56 and 16,756.75

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Solution

The fourth proportional to 30,004.75, 41,406.56 and 16,756.75 is: 23,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004.75 : 41,406.56 = 16,756.75 : x
  2. Step 2: Convert to fraction form
    30,004.75/41,406.56 = 16,756.75/x
  3. Step 3: Cross multiply
    30,004.75x = 41,406.56 × 16,756.75
  4. Step 4: Simplify right side
    30,004.75x = 693,839,374.28
  5. Step 5: Solve for x
    x = 693,839,374.28/30,004.75
  6. Step 6: Final answer
    x = 23,124.32

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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.