Home / 14,571.68-21,854.84-3,898.16

Finding the Fourth Proportional to 14,571.68, 21,854.84 and 3,898.16

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Solution

The fourth proportional to 14,571.68, 21,854.84 and 3,898.16 is: 5,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.68 : 21,854.84 = 3,898.16 : x
  2. Step 2: Convert to fraction form
    14,571.68/21,854.84 = 3,898.16/x
  3. Step 3: Cross multiply
    14,571.68x = 21,854.84 × 3,898.16
  4. Step 4: Simplify right side
    14,571.68x = 85,193,663.09
  5. Step 5: Solve for x
    x = 85,193,663.09/14,571.68
  6. Step 6: Final answer
    x = 5,846.52

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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.