Home / 55,518.26-76,615.07-30,367.76

Finding the Fourth Proportional to 55,518.26, 76,615.07 and 30,367.76

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Solution

The fourth proportional to 55,518.26, 76,615.07 and 30,367.76 is: 41,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,518.26 : 76,615.07 = 30,367.76 : x
  2. Step 2: Convert to fraction form
    55,518.26/76,615.07 = 30,367.76/x
  3. Step 3: Cross multiply
    55,518.26x = 76,615.07 × 30,367.76
  4. Step 4: Simplify right side
    55,518.26x = 2,326,627,523.23
  5. Step 5: Solve for x
    x = 2,326,627,523.23/55,518.26
  6. Step 6: Final answer
    x = 41,907.43

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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.