Home / 17,339.30-23,921.76-11,374.28

Finding the Fourth Proportional to 17,339.30, 23,921.76 and 11,374.28

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Solution

The fourth proportional to 17,339.30, 23,921.76 and 11,374.28 is: 15,692.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,339.30 : 23,921.76 = 11,374.28 : x
  2. Step 2: Convert to fraction form
    17,339.30/23,921.76 = 11,374.28/x
  3. Step 3: Cross multiply
    17,339.30x = 23,921.76 × 11,374.28
  4. Step 4: Simplify right side
    17,339.30x = 272,092,796.33
  5. Step 5: Solve for x
    x = 272,092,796.33/17,339.30
  6. Step 6: Final answer
    x = 15,692.26

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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.