Home / 12,030.42-18,046-3,265.52

Finding the Fourth Proportional to 12,030.42, 18,046 and 3,265.52

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Solution

The fourth proportional to 12,030.42, 18,046 and 3,265.52 is: 4,898.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.42 : 18,046 = 3,265.52 : x
  2. Step 2: Convert to fraction form
    12,030.42/18,046 = 3,265.52/x
  3. Step 3: Cross multiply
    12,030.42x = 18,046 × 3,265.52
  4. Step 4: Simplify right side
    12,030.42x = 58,929,573.92
  5. Step 5: Solve for x
    x = 58,929,573.92/12,030.42
  6. Step 6: Final answer
    x = 4,898.38

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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.