Home / 12,097.84-18,150.12-6,907.36

Finding the Fourth Proportional to 12,097.84, 18,150.12 and 6,907.36

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Solution

The fourth proportional to 12,097.84, 18,150.12 and 6,907.36 is: 10,362.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.84 : 18,150.12 = 6,907.36 : x
  2. Step 2: Convert to fraction form
    12,097.84/18,150.12 = 6,907.36/x
  3. Step 3: Cross multiply
    12,097.84x = 18,150.12 × 6,907.36
  4. Step 4: Simplify right side
    12,097.84x = 125,369,412.88
  5. Step 5: Solve for x
    x = 125,369,412.88/12,097.84
  6. Step 6: Final answer
    x = 10,362.96

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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.