Home / 16,672.24-25,009.70-5,579

Finding the Fourth Proportional to 16,672.24, 25,009.70 and 5,579

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Solution

The fourth proportional to 16,672.24, 25,009.70 and 5,579 is: 8,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,672.24 : 25,009.70 = 5,579 : x
  2. Step 2: Convert to fraction form
    16,672.24/25,009.70 = 5,579/x
  3. Step 3: Cross multiply
    16,672.24x = 25,009.70 × 5,579
  4. Step 4: Simplify right side
    16,672.24x = 139,529,116.30
  5. Step 5: Solve for x
    x = 139,529,116.30/16,672.24
  6. Step 6: Final answer
    x = 8,368.95

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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.