Home / 53,083.36-73,230.40-31,825.76

Finding the Fourth Proportional to 53,083.36, 73,230.40 and 31,825.76

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Solution

The fourth proportional to 53,083.36, 73,230.40 and 31,825.76 is: 43,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,083.36 : 73,230.40 = 31,825.76 : x
  2. Step 2: Convert to fraction form
    53,083.36/73,230.40 = 31,825.76/x
  3. Step 3: Cross multiply
    53,083.36x = 73,230.40 × 31,825.76
  4. Step 4: Simplify right side
    53,083.36x = 2,330,613,135.10
  5. Step 5: Solve for x
    x = 2,330,613,135.10/53,083.36
  6. Step 6: Final answer
    x = 43,904.78

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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.