Home / 18,337.72-25,305.98-10,379.96

Finding the Fourth Proportional to 18,337.72, 25,305.98 and 10,379.96

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Solution

The fourth proportional to 18,337.72, 25,305.98 and 10,379.96 is: 14,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.72 : 25,305.98 = 10,379.96 : x
  2. Step 2: Convert to fraction form
    18,337.72/25,305.98 = 10,379.96/x
  3. Step 3: Cross multiply
    18,337.72x = 25,305.98 × 10,379.96
  4. Step 4: Simplify right side
    18,337.72x = 262,675,060.16
  5. Step 5: Solve for x
    x = 262,675,060.16/18,337.72
  6. Step 6: Final answer
    x = 14,324.30

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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.