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Finding the Fourth Proportional to 17,353.09, 23,947.23 and 9,395.31

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Solution

The fourth proportional to 17,353.09, 23,947.23 and 9,395.31 is: 12,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353.09 : 23,947.23 = 9,395.31 : x
  2. Step 2: Convert to fraction form
    17,353.09/23,947.23 = 9,395.31/x
  3. Step 3: Cross multiply
    17,353.09x = 23,947.23 × 9,395.31
  4. Step 4: Simplify right side
    17,353.09x = 224,991,649.49
  5. Step 5: Solve for x
    x = 224,991,649.49/17,353.09
  6. Step 6: Final answer
    x = 12,965.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.