Home / 16,830.21-25,257.02-6,969.54

Finding the Fourth Proportional to 16,830.21, 25,257.02 and 6,969.54

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Solution

The fourth proportional to 16,830.21, 25,257.02 and 6,969.54 is: 10,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.21 : 25,257.02 = 6,969.54 : x
  2. Step 2: Convert to fraction form
    16,830.21/25,257.02 = 6,969.54/x
  3. Step 3: Cross multiply
    16,830.21x = 25,257.02 × 6,969.54
  4. Step 4: Simplify right side
    16,830.21x = 176,029,811.17
  5. Step 5: Solve for x
    x = 176,029,811.17/16,830.21
  6. Step 6: Final answer
    x = 10,459.16

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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.