Home / 12,030.73-18,042.45-4,634.62

Finding the Fourth Proportional to 12,030.73, 18,042.45 and 4,634.62

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Solution

The fourth proportional to 12,030.73, 18,042.45 and 4,634.62 is: 6,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.73 : 18,042.45 = 4,634.62 : x
  2. Step 2: Convert to fraction form
    12,030.73/18,042.45 = 4,634.62/x
  3. Step 3: Cross multiply
    12,030.73x = 18,042.45 × 4,634.62
  4. Step 4: Simplify right side
    12,030.73x = 83,619,899.62
  5. Step 5: Solve for x
    x = 83,619,899.62/12,030.73
  6. Step 6: Final answer
    x = 6,950.53

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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.