Home / 18,594.12-25,682.76-13,899.36

Finding the Fourth Proportional to 18,594.12, 25,682.76 and 13,899.36

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Solution

The fourth proportional to 18,594.12, 25,682.76 and 13,899.36 is: 19,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.12 : 25,682.76 = 13,899.36 : x
  2. Step 2: Convert to fraction form
    18,594.12/25,682.76 = 13,899.36/x
  3. Step 3: Cross multiply
    18,594.12x = 25,682.76 × 13,899.36
  4. Step 4: Simplify right side
    18,594.12x = 356,973,927.03
  5. Step 5: Solve for x
    x = 356,973,927.03/18,594.12
  6. Step 6: Final answer
    x = 19,198.22

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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.