Home / 12,054.54-18,074.88-6,425.27

Finding the Fourth Proportional to 12,054.54, 18,074.88 and 6,425.27

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Solution

The fourth proportional to 12,054.54, 18,074.88 and 6,425.27 is: 9,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.54 : 18,074.88 = 6,425.27 : x
  2. Step 2: Convert to fraction form
    12,054.54/18,074.88 = 6,425.27/x
  3. Step 3: Cross multiply
    12,054.54x = 18,074.88 × 6,425.27
  4. Step 4: Simplify right side
    12,054.54x = 116,136,013.34
  5. Step 5: Solve for x
    x = 116,136,013.34/12,054.54
  6. Step 6: Final answer
    x = 9,634.22

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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.