Home / 15,467.46-23,205.78-4,938.15

Finding the Fourth Proportional to 15,467.46, 23,205.78 and 4,938.15

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Solution

The fourth proportional to 15,467.46, 23,205.78 and 4,938.15 is: 7,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,467.46 : 23,205.78 = 4,938.15 : x
  2. Step 2: Convert to fraction form
    15,467.46/23,205.78 = 4,938.15/x
  3. Step 3: Cross multiply
    15,467.46x = 23,205.78 × 4,938.15
  4. Step 4: Simplify right side
    15,467.46x = 114,593,622.51
  5. Step 5: Solve for x
    x = 114,593,622.51/15,467.46
  6. Step 6: Final answer
    x = 7,408.69

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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.