Home / 18,238.76-25,167.98-10,282.94

Finding the Fourth Proportional to 18,238.76, 25,167.98 and 10,282.94

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Solution

The fourth proportional to 18,238.76, 25,167.98 and 10,282.94 is: 14,189.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,238.76 : 25,167.98 = 10,282.94 : x
  2. Step 2: Convert to fraction form
    18,238.76/25,167.98 = 10,282.94/x
  3. Step 3: Cross multiply
    18,238.76x = 25,167.98 × 10,282.94
  4. Step 4: Simplify right side
    18,238.76x = 258,800,828.26
  5. Step 5: Solve for x
    x = 258,800,828.26/18,238.76
  6. Step 6: Final answer
    x = 14,189.61

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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.