Home / 14,627.28-20,185.74-8,962.04

Finding the Fourth Proportional to 14,627.28, 20,185.74 and 8,962.04

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Solution

The fourth proportional to 14,627.28, 20,185.74 and 8,962.04 is: 12,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.28 : 20,185.74 = 8,962.04 : x
  2. Step 2: Convert to fraction form
    14,627.28/20,185.74 = 8,962.04/x
  3. Step 3: Cross multiply
    14,627.28x = 20,185.74 × 8,962.04
  4. Step 4: Simplify right side
    14,627.28x = 180,905,263.57
  5. Step 5: Solve for x
    x = 180,905,263.57/14,627.28
  6. Step 6: Final answer
    x = 12,367.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.