Home / 11,756.54-17,623.56-4,359.02

Finding the Fourth Proportional to 11,756.54, 17,623.56 and 4,359.02

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Solution

The fourth proportional to 11,756.54, 17,623.56 and 4,359.02 is: 6,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756.54 : 17,623.56 = 4,359.02 : x
  2. Step 2: Convert to fraction form
    11,756.54/17,623.56 = 4,359.02/x
  3. Step 3: Cross multiply
    11,756.54x = 17,623.56 × 4,359.02
  4. Step 4: Simplify right side
    11,756.54x = 76,821,362.39
  5. Step 5: Solve for x
    x = 76,821,362.39/11,756.54
  6. Step 6: Final answer
    x = 6,534.35

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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.