Home / 12,069.77-18,101.14-4,672.58

Finding the Fourth Proportional to 12,069.77, 18,101.14 and 4,672.58

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Solution

The fourth proportional to 12,069.77, 18,101.14 and 4,672.58 is: 7,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069.77 : 18,101.14 = 4,672.58 : x
  2. Step 2: Convert to fraction form
    12,069.77/18,101.14 = 4,672.58/x
  3. Step 3: Cross multiply
    12,069.77x = 18,101.14 × 4,672.58
  4. Step 4: Simplify right side
    12,069.77x = 84,578,922.55
  5. Step 5: Solve for x
    x = 84,578,922.55/12,069.77
  6. Step 6: Final answer
    x = 7,007.50

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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.