Home / 33,815.25-46,663.77-18,708.56

Finding the Fourth Proportional to 33,815.25, 46,663.77 and 18,708.56

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Solution

The fourth proportional to 33,815.25, 46,663.77 and 18,708.56 is: 25,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.25 : 46,663.77 = 18,708.56 : x
  2. Step 2: Convert to fraction form
    33,815.25/46,663.77 = 18,708.56/x
  3. Step 3: Cross multiply
    33,815.25x = 46,663.77 × 18,708.56
  4. Step 4: Simplify right side
    33,815.25x = 873,011,707.55
  5. Step 5: Solve for x
    x = 873,011,707.55/33,815.25
  6. Step 6: Final answer
    x = 25,817.10

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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.