Home / 18,234.96-25,163.51-10,278.83

Finding the Fourth Proportional to 18,234.96, 25,163.51 and 10,278.83

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Solution

The fourth proportional to 18,234.96, 25,163.51 and 10,278.83 is: 14,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.96 : 25,163.51 = 10,278.83 : x
  2. Step 2: Convert to fraction form
    18,234.96/25,163.51 = 10,278.83/x
  3. Step 3: Cross multiply
    18,234.96x = 25,163.51 × 10,278.83
  4. Step 4: Simplify right side
    18,234.96x = 258,651,510.83
  5. Step 5: Solve for x
    x = 258,651,510.83/18,234.96
  6. Step 6: Final answer
    x = 14,184.38

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Half scale
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Double scale
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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.