Home / 16,715.48-25,073.40-6,847.88

Finding the Fourth Proportional to 16,715.48, 25,073.40 and 6,847.88

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Solution

The fourth proportional to 16,715.48, 25,073.40 and 6,847.88 is: 10,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,715.48 : 25,073.40 = 6,847.88 : x
  2. Step 2: Convert to fraction form
    16,715.48/25,073.40 = 6,847.88/x
  3. Step 3: Cross multiply
    16,715.48x = 25,073.40 × 6,847.88
  4. Step 4: Simplify right side
    16,715.48x = 171,699,634.39
  5. Step 5: Solve for x
    x = 171,699,634.39/16,715.48
  6. Step 6: Final answer
    x = 10,271.89

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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.