Home / 34,454.35-51,662.35-13,381.26

Finding the Fourth Proportional to 34,454.35, 51,662.35 and 13,381.26

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Solution

The fourth proportional to 34,454.35, 51,662.35 and 13,381.26 is: 20,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,454.35 : 51,662.35 = 13,381.26 : x
  2. Step 2: Convert to fraction form
    34,454.35/51,662.35 = 13,381.26/x
  3. Step 3: Cross multiply
    34,454.35x = 51,662.35 × 13,381.26
  4. Step 4: Simplify right side
    34,454.35x = 691,307,337.56
  5. Step 5: Solve for x
    x = 691,307,337.56/34,454.35
  6. Step 6: Final answer
    x = 20,064.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.