Home / 13,526.52-20,280.72-5,626.96

Finding the Fourth Proportional to 13,526.52, 20,280.72 and 5,626.96

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Solution

The fourth proportional to 13,526.52, 20,280.72 and 5,626.96 is: 8,436.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526.52 : 20,280.72 = 5,626.96 : x
  2. Step 2: Convert to fraction form
    13,526.52/20,280.72 = 5,626.96/x
  3. Step 3: Cross multiply
    13,526.52x = 20,280.72 × 5,626.96
  4. Step 4: Simplify right side
    13,526.52x = 114,118,800.21
  5. Step 5: Solve for x
    x = 114,118,800.21/13,526.52
  6. Step 6: Final answer
    x = 8,436.67

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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.