Home / 18,304.81-25,257.99-10,238.42

Finding the Fourth Proportional to 18,304.81, 25,257.99 and 10,238.42

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Solution

The fourth proportional to 18,304.81, 25,257.99 and 10,238.42 is: 14,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.81 : 25,257.99 = 10,238.42 : x
  2. Step 2: Convert to fraction form
    18,304.81/25,257.99 = 10,238.42/x
  3. Step 3: Cross multiply
    18,304.81x = 25,257.99 × 10,238.42
  4. Step 4: Simplify right side
    18,304.81x = 258,601,909.98
  5. Step 5: Solve for x
    x = 258,601,909.98/18,304.81
  6. Step 6: Final answer
    x = 14,127.54

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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.