Home / 12,346.14-18,525.42-4,955.88

Finding the Fourth Proportional to 12,346.14, 18,525.42 and 4,955.88

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Solution

The fourth proportional to 12,346.14, 18,525.42 and 4,955.88 is: 7,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.14 : 18,525.42 = 4,955.88 : x
  2. Step 2: Convert to fraction form
    12,346.14/18,525.42 = 4,955.88/x
  3. Step 3: Cross multiply
    12,346.14x = 18,525.42 × 4,955.88
  4. Step 4: Simplify right side
    12,346.14x = 91,809,758.47
  5. Step 5: Solve for x
    x = 91,809,758.47/12,346.14
  6. Step 6: Final answer
    x = 7,436.31

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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.