Home / 14,396.44-19,827.36-12,406.28

Finding the Fourth Proportional to 14,396.44, 19,827.36 and 12,406.28

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Solution

The fourth proportional to 14,396.44, 19,827.36 and 12,406.28 is: 17,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.44 : 19,827.36 = 12,406.28 : x
  2. Step 2: Convert to fraction form
    14,396.44/19,827.36 = 12,406.28/x
  3. Step 3: Cross multiply
    14,396.44x = 19,827.36 × 12,406.28
  4. Step 4: Simplify right side
    14,396.44x = 245,983,779.82
  5. Step 5: Solve for x
    x = 245,983,779.82/14,396.44
  6. Step 6: Final answer
    x = 17,086.43

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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.