Home / 30,260.85-41,756.04-16,829.43

Finding the Fourth Proportional to 30,260.85, 41,756.04 and 16,829.43

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Solution

The fourth proportional to 30,260.85, 41,756.04 and 16,829.43 is: 23,222.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.85 : 41,756.04 = 16,829.43 : x
  2. Step 2: Convert to fraction form
    30,260.85/41,756.04 = 16,829.43/x
  3. Step 3: Cross multiply
    30,260.85x = 41,756.04 × 16,829.43
  4. Step 4: Simplify right side
    30,260.85x = 702,730,352.26
  5. Step 5: Solve for x
    x = 702,730,352.26/30,260.85
  6. Step 6: Final answer
    x = 23,222.43

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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.