Home / 16,980.54-25,471.50-4,330.63

Finding the Fourth Proportional to 16,980.54, 25,471.50 and 4,330.63

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Solution

The fourth proportional to 16,980.54, 25,471.50 and 4,330.63 is: 6,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.54 : 25,471.50 = 4,330.63 : x
  2. Step 2: Convert to fraction form
    16,980.54/25,471.50 = 4,330.63/x
  3. Step 3: Cross multiply
    16,980.54x = 25,471.50 × 4,330.63
  4. Step 4: Simplify right side
    16,980.54x = 110,307,538.73
  5. Step 5: Solve for x
    x = 110,307,538.73/16,980.54
  6. Step 6: Final answer
    x = 6,496.11

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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.