Home / 30,748.99-46,123.54-8,562.37

Finding the Fourth Proportional to 30,748.99, 46,123.54 and 8,562.37

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Solution

The fourth proportional to 30,748.99, 46,123.54 and 8,562.37 is: 12,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,748.99 : 46,123.54 = 8,562.37 : x
  2. Step 2: Convert to fraction form
    30,748.99/46,123.54 = 8,562.37/x
  3. Step 3: Cross multiply
    30,748.99x = 46,123.54 × 8,562.37
  4. Step 4: Simplify right side
    30,748.99x = 394,926,683.40
  5. Step 5: Solve for x
    x = 394,926,683.40/30,748.99
  6. Step 6: Final answer
    x = 12,843.57

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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.