Home / 17,945.76-26,901.36-9,619.68

Finding the Fourth Proportional to 17,945.76, 26,901.36 and 9,619.68

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Solution

The fourth proportional to 17,945.76, 26,901.36 and 9,619.68 is: 14,420.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.76 : 26,901.36 = 9,619.68 : x
  2. Step 2: Convert to fraction form
    17,945.76/26,901.36 = 9,619.68/x
  3. Step 3: Cross multiply
    17,945.76x = 26,901.36 × 9,619.68
  4. Step 4: Simplify right side
    17,945.76x = 258,782,474.76
  5. Step 5: Solve for x
    x = 258,782,474.76/17,945.76
  6. Step 6: Final answer
    x = 14,420.26

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1.5x scale

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.