Home / 30,955.97-46,424.24-13,186.45

Finding the Fourth Proportional to 30,955.97, 46,424.24 and 13,186.45

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Solution

The fourth proportional to 30,955.97, 46,424.24 and 13,186.45 is: 19,775.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.97 : 46,424.24 = 13,186.45 : x
  2. Step 2: Convert to fraction form
    30,955.97/46,424.24 = 13,186.45/x
  3. Step 3: Cross multiply
    30,955.97x = 46,424.24 × 13,186.45
  4. Step 4: Simplify right side
    30,955.97x = 612,170,699.96
  5. Step 5: Solve for x
    x = 612,170,699.96/30,955.97
  6. Step 6: Final answer
    x = 19,775.53

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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.