Home / 12,258.53-18,374.63-4,852.70

Finding the Fourth Proportional to 12,258.53, 18,374.63 and 4,852.70

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Solution

The fourth proportional to 12,258.53, 18,374.63 and 4,852.70 is: 7,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.53 : 18,374.63 = 4,852.70 : x
  2. Step 2: Convert to fraction form
    12,258.53/18,374.63 = 4,852.70/x
  3. Step 3: Cross multiply
    12,258.53x = 18,374.63 × 4,852.70
  4. Step 4: Simplify right side
    12,258.53x = 89,166,450.86
  5. Step 5: Solve for x
    x = 89,166,450.86/12,258.53
  6. Step 6: Final answer
    x = 7,273.83

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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.