Home / 11,672.05-17,497.54-4,271.35

Finding the Fourth Proportional to 11,672.05, 17,497.54 and 4,271.35

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Solution

The fourth proportional to 11,672.05, 17,497.54 and 4,271.35 is: 6,403.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.05 : 17,497.54 = 4,271.35 : x
  2. Step 2: Convert to fraction form
    11,672.05/17,497.54 = 4,271.35/x
  3. Step 3: Cross multiply
    11,672.05x = 17,497.54 × 4,271.35
  4. Step 4: Simplify right side
    11,672.05x = 74,738,117.48
  5. Step 5: Solve for x
    x = 74,738,117.48/11,672.05
  6. Step 6: Final answer
    x = 6,403.17

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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.