Home / 53,276.49-73,517.64-30,615.54

Finding the Fourth Proportional to 53,276.49, 73,517.64 and 30,615.54

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Solution

The fourth proportional to 53,276.49, 73,517.64 and 30,615.54 is: 42,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,276.49 : 73,517.64 = 30,615.54 : x
  2. Step 2: Convert to fraction form
    53,276.49/73,517.64 = 30,615.54/x
  3. Step 3: Cross multiply
    53,276.49x = 73,517.64 × 30,615.54
  4. Step 4: Simplify right side
    53,276.49x = 2,250,782,248.13
  5. Step 5: Solve for x
    x = 2,250,782,248.13/53,276.49
  6. Step 6: Final answer
    x = 42,247.19

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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.