Home / 19,739.52-29,646.72-17,481.60

Finding the Fourth Proportional to 19,739.52, 29,646.72 and 17,481.60

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Solution

The fourth proportional to 19,739.52, 29,646.72 and 17,481.60 is: 26,255.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739.52 : 29,646.72 = 17,481.60 : x
  2. Step 2: Convert to fraction form
    19,739.52/29,646.72 = 17,481.60/x
  3. Step 3: Cross multiply
    19,739.52x = 29,646.72 × 17,481.60
  4. Step 4: Simplify right side
    19,739.52x = 518,272,100.35
  5. Step 5: Solve for x
    x = 518,272,100.35/19,739.52
  6. Step 6: Final answer
    x = 26,255.56

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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.