Home / 20,706.03-31,011.73-16,253.56

Finding the Fourth Proportional to 20,706.03, 31,011.73 and 16,253.56

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Solution

The fourth proportional to 20,706.03, 31,011.73 and 16,253.56 is: 24,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,706.03 : 31,011.73 = 16,253.56 : x
  2. Step 2: Convert to fraction form
    20,706.03/31,011.73 = 16,253.56/x
  3. Step 3: Cross multiply
    20,706.03x = 31,011.73 × 16,253.56
  4. Step 4: Simplify right side
    20,706.03x = 504,051,014.26
  5. Step 5: Solve for x
    x = 504,051,014.26/20,706.03
  6. Step 6: Final answer
    x = 24,343.20

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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.