Home / 15,544.40-23,308.09-12,247.70

Finding the Fourth Proportional to 15,544.40, 23,308.09 and 12,247.70

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Solution

The fourth proportional to 15,544.40, 23,308.09 and 12,247.70 is: 18,364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544.40 : 23,308.09 = 12,247.70 : x
  2. Step 2: Convert to fraction form
    15,544.40/23,308.09 = 12,247.70/x
  3. Step 3: Cross multiply
    15,544.40x = 23,308.09 × 12,247.70
  4. Step 4: Simplify right side
    15,544.40x = 285,470,493.89
  5. Step 5: Solve for x
    x = 285,470,493.89/15,544.40
  6. Step 6: Final answer
    x = 18,364.84

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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.