Home / 46,185.75-69,278.64-11,125.39

Finding the Fourth Proportional to 46,185.75, 69,278.64 and 11,125.39

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Solution

The fourth proportional to 46,185.75, 69,278.64 and 11,125.39 is: 16,688.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,185.75 : 69,278.64 = 11,125.39 : x
  2. Step 2: Convert to fraction form
    46,185.75/69,278.64 = 11,125.39/x
  3. Step 3: Cross multiply
    46,185.75x = 69,278.64 × 11,125.39
  4. Step 4: Simplify right side
    46,185.75x = 770,751,888.67
  5. Step 5: Solve for x
    x = 770,751,888.67/46,185.75
  6. Step 6: Final answer
    x = 16,688.09

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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.