Home / 12,068.73-18,103.11-3,303.72

Finding the Fourth Proportional to 12,068.73, 18,103.11 and 3,303.72

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Solution

The fourth proportional to 12,068.73, 18,103.11 and 3,303.72 is: 4,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.73 : 18,103.11 = 3,303.72 : x
  2. Step 2: Convert to fraction form
    12,068.73/18,103.11 = 3,303.72/x
  3. Step 3: Cross multiply
    12,068.73x = 18,103.11 × 3,303.72
  4. Step 4: Simplify right side
    12,068.73x = 59,807,606.57
  5. Step 5: Solve for x
    x = 59,807,606.57/12,068.73
  6. Step 6: Final answer
    x = 4,955.58

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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.