Home / 34,508.36-51,751.46-11,129.32

Finding the Fourth Proportional to 34,508.36, 51,751.46 and 11,129.32

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Solution

The fourth proportional to 34,508.36, 51,751.46 and 11,129.32 is: 16,690.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.36 : 51,751.46 = 11,129.32 : x
  2. Step 2: Convert to fraction form
    34,508.36/51,751.46 = 11,129.32/x
  3. Step 3: Cross multiply
    34,508.36x = 51,751.46 × 11,129.32
  4. Step 4: Simplify right side
    34,508.36x = 575,958,558.81
  5. Step 5: Solve for x
    x = 575,958,558.81/34,508.36
  6. Step 6: Final answer
    x = 16,690.41

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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.