Home / 32,911.68-45,422.52-19,481.88

Finding the Fourth Proportional to 32,911.68, 45,422.52 and 19,481.88

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Solution

The fourth proportional to 32,911.68, 45,422.52 and 19,481.88 is: 26,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,911.68 : 45,422.52 = 19,481.88 : x
  2. Step 2: Convert to fraction form
    32,911.68/45,422.52 = 19,481.88/x
  3. Step 3: Cross multiply
    32,911.68x = 45,422.52 × 19,481.88
  4. Step 4: Simplify right side
    32,911.68x = 884,916,083.94
  5. Step 5: Solve for x
    x = 884,916,083.94/32,911.68
  6. Step 6: Final answer
    x = 26,887.60

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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.