Home / 30,014.94-41,420.90-16,585.54

Finding the Fourth Proportional to 30,014.94, 41,420.90 and 16,585.54

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Solution

The fourth proportional to 30,014.94, 41,420.90 and 16,585.54 is: 22,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,014.94 : 41,420.90 = 16,585.54 : x
  2. Step 2: Convert to fraction form
    30,014.94/41,420.90 = 16,585.54/x
  3. Step 3: Cross multiply
    30,014.94x = 41,420.90 × 16,585.54
  4. Step 4: Simplify right side
    30,014.94x = 686,987,993.79
  5. Step 5: Solve for x
    x = 686,987,993.79/30,014.94
  6. Step 6: Final answer
    x = 22,888.20

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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.