Home / 53,455.08-80,221.50-23,906.28

Finding the Fourth Proportional to 53,455.08, 80,221.50 and 23,906.28

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Solution

The fourth proportional to 53,455.08, 80,221.50 and 23,906.28 is: 35,876.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.08 : 80,221.50 = 23,906.28 : x
  2. Step 2: Convert to fraction form
    53,455.08/80,221.50 = 23,906.28/x
  3. Step 3: Cross multiply
    53,455.08x = 80,221.50 × 23,906.28
  4. Step 4: Simplify right side
    53,455.08x = 1,917,797,641.02
  5. Step 5: Solve for x
    x = 1,917,797,641.02/53,455.08
  6. Step 6: Final answer
    x = 35,876.81

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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.