Home / 30,762.92-46,144.40-8,576.36

Finding the Fourth Proportional to 30,762.92, 46,144.40 and 8,576.36

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Solution

The fourth proportional to 30,762.92, 46,144.40 and 8,576.36 is: 12,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,762.92 : 46,144.40 = 8,576.36 : x
  2. Step 2: Convert to fraction form
    30,762.92/46,144.40 = 8,576.36/x
  3. Step 3: Cross multiply
    30,762.92x = 46,144.40 × 8,576.36
  4. Step 4: Simplify right side
    30,762.92x = 395,750,986.38
  5. Step 5: Solve for x
    x = 395,750,986.38/30,762.92
  6. Step 6: Final answer
    x = 12,864.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.