Home / 16,228.08-22,396.46-9,513.99

Finding the Fourth Proportional to 16,228.08, 22,396.46 and 9,513.99

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Solution

The fourth proportional to 16,228.08, 22,396.46 and 9,513.99 is: 13,130.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,228.08 : 22,396.46 = 9,513.99 : x
  2. Step 2: Convert to fraction form
    16,228.08/22,396.46 = 9,513.99/x
  3. Step 3: Cross multiply
    16,228.08x = 22,396.46 × 9,513.99
  4. Step 4: Simplify right side
    16,228.08x = 213,079,648.91
  5. Step 5: Solve for x
    x = 213,079,648.91/16,228.08
  6. Step 6: Final answer
    x = 13,130.31

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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.