Home / 21,743.70-32,568.67-14,684.89

Finding the Fourth Proportional to 21,743.70, 32,568.67 and 14,684.89

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Solution

The fourth proportional to 21,743.70, 32,568.67 and 14,684.89 is: 21,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.70 : 32,568.67 = 14,684.89 : x
  2. Step 2: Convert to fraction form
    21,743.70/32,568.67 = 14,684.89/x
  3. Step 3: Cross multiply
    21,743.70x = 32,568.67 × 14,684.89
  4. Step 4: Simplify right side
    21,743.70x = 478,267,336.40
  5. Step 5: Solve for x
    x = 478,267,336.40/21,743.70
  6. Step 6: Final answer
    x = 21,995.67

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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.