Home / 14,338.42-19,806.96-13,637.77

Finding the Fourth Proportional to 14,338.42, 19,806.96 and 13,637.77

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Solution

The fourth proportional to 14,338.42, 19,806.96 and 13,637.77 is: 18,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.42 : 19,806.96 = 13,637.77 : x
  2. Step 2: Convert to fraction form
    14,338.42/19,806.96 = 13,637.77/x
  3. Step 3: Cross multiply
    14,338.42x = 19,806.96 × 13,637.77
  4. Step 4: Simplify right side
    14,338.42x = 270,122,764.88
  5. Step 5: Solve for x
    x = 270,122,764.88/14,338.42
  6. Step 6: Final answer
    x = 18,839.09

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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.