Home / 23,919.46-35,855.75-8,915.60

Finding the Fourth Proportional to 23,919.46, 35,855.75 and 8,915.60

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Solution

The fourth proportional to 23,919.46, 35,855.75 and 8,915.60 is: 13,364.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,919.46 : 35,855.75 = 8,915.60 : x
  2. Step 2: Convert to fraction form
    23,919.46/35,855.75 = 8,915.60/x
  3. Step 3: Cross multiply
    23,919.46x = 35,855.75 × 8,915.60
  4. Step 4: Simplify right side
    23,919.46x = 319,675,636.63
  5. Step 5: Solve for x
    x = 319,675,636.63/23,919.46
  6. Step 6: Final answer
    x = 13,364.67

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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.