Home / 12,029.68-18,030.66-4,630.42

Finding the Fourth Proportional to 12,029.68, 18,030.66 and 4,630.42

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Solution

The fourth proportional to 12,029.68, 18,030.66 and 4,630.42 is: 6,940.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.68 : 18,030.66 = 4,630.42 : x
  2. Step 2: Convert to fraction form
    12,029.68/18,030.66 = 4,630.42/x
  3. Step 3: Cross multiply
    12,029.68x = 18,030.66 × 4,630.42
  4. Step 4: Simplify right side
    12,029.68x = 83,489,528.68
  5. Step 5: Solve for x
    x = 83,489,528.68/12,029.68
  6. Step 6: Final answer
    x = 6,940.30

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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.