Home / 16,986.16-25,459.80-6,589

Finding the Fourth Proportional to 16,986.16, 25,459.80 and 6,589

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Solution

The fourth proportional to 16,986.16, 25,459.80 and 6,589 is: 9,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.16 : 25,459.80 = 6,589 : x
  2. Step 2: Convert to fraction form
    16,986.16/25,459.80 = 6,589/x
  3. Step 3: Cross multiply
    16,986.16x = 25,459.80 × 6,589
  4. Step 4: Simplify right side
    16,986.16x = 167,754,622.20
  5. Step 5: Solve for x
    x = 167,754,622.20/16,986.16
  6. Step 6: Final answer
    x = 9,875.96

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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.