Home / 30,166.86-41,616.27-18,829.02

Finding the Fourth Proportional to 30,166.86, 41,616.27 and 18,829.02

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Solution

The fourth proportional to 30,166.86, 41,616.27 and 18,829.02 is: 25,975.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166.86 : 41,616.27 = 18,829.02 : x
  2. Step 2: Convert to fraction form
    30,166.86/41,616.27 = 18,829.02/x
  3. Step 3: Cross multiply
    30,166.86x = 41,616.27 × 18,829.02
  4. Step 4: Simplify right side
    30,166.86x = 783,593,580.16
  5. Step 5: Solve for x
    x = 783,593,580.16/30,166.86
  6. Step 6: Final answer
    x = 25,975.31

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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.