Home / 18,337.20-25,305.35-10,379.27

Finding the Fourth Proportional to 18,337.20, 25,305.35 and 10,379.27

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Solution

The fourth proportional to 18,337.20, 25,305.35 and 10,379.27 is: 14,323.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.20 : 25,305.35 = 10,379.27 : x
  2. Step 2: Convert to fraction form
    18,337.20/25,305.35 = 10,379.27/x
  3. Step 3: Cross multiply
    18,337.20x = 25,305.35 × 10,379.27
  4. Step 4: Simplify right side
    18,337.20x = 262,650,881.67
  5. Step 5: Solve for x
    x = 262,650,881.67/18,337.20
  6. Step 6: Final answer
    x = 14,323.39

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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.