Home / 14,438.90-19,907.16-11,842.26

Finding the Fourth Proportional to 14,438.90, 19,907.16 and 11,842.26

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Solution

The fourth proportional to 14,438.90, 19,907.16 and 11,842.26 is: 16,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.90 : 19,907.16 = 11,842.26 : x
  2. Step 2: Convert to fraction form
    14,438.90/19,907.16 = 11,842.26/x
  3. Step 3: Cross multiply
    14,438.90x = 19,907.16 × 11,842.26
  4. Step 4: Simplify right side
    14,438.90x = 235,745,764.58
  5. Step 5: Solve for x
    x = 235,745,764.58/14,438.90
  6. Step 6: Final answer
    x = 16,327.13

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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.