Home / 53,093.50-73,270.76-30,436.79

Finding the Fourth Proportional to 53,093.50, 73,270.76 and 30,436.79

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Solution

The fourth proportional to 53,093.50, 73,270.76 and 30,436.79 is: 42,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,093.50 : 73,270.76 = 30,436.79 : x
  2. Step 2: Convert to fraction form
    53,093.50/73,270.76 = 30,436.79/x
  3. Step 3: Cross multiply
    53,093.50x = 73,270.76 × 30,436.79
  4. Step 4: Simplify right side
    53,093.50x = 2,230,126,735.26
  5. Step 5: Solve for x
    x = 2,230,126,735.26/53,093.50
  6. Step 6: Final answer
    x = 42,003.76

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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.