Home / 53,053.24-73,213.05-30,391.48

Finding the Fourth Proportional to 53,053.24, 73,213.05 and 30,391.48

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Solution

The fourth proportional to 53,053.24, 73,213.05 and 30,391.48 is: 41,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,053.24 : 73,213.05 = 30,391.48 : x
  2. Step 2: Convert to fraction form
    53,053.24/73,213.05 = 30,391.48/x
  3. Step 3: Cross multiply
    53,053.24x = 73,213.05 × 30,391.48
  4. Step 4: Simplify right side
    53,053.24x = 2,225,052,944.81
  5. Step 5: Solve for x
    x = 2,225,052,944.81/53,053.24
  6. Step 6: Final answer
    x = 41,940.00

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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.