Home / 17,685.54-26,558.69-16,217.21

Finding the Fourth Proportional to 17,685.54, 26,558.69 and 16,217.21

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Solution

The fourth proportional to 17,685.54, 26,558.69 and 16,217.21 is: 24,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,685.54 : 26,558.69 = 16,217.21 : x
  2. Step 2: Convert to fraction form
    17,685.54/26,558.69 = 16,217.21/x
  3. Step 3: Cross multiply
    17,685.54x = 26,558.69 × 16,217.21
  4. Step 4: Simplify right side
    17,685.54x = 430,707,838.37
  5. Step 5: Solve for x
    x = 430,707,838.37/17,685.54
  6. Step 6: Final answer
    x = 24,353.67

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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.