Home / 33,275.76-45,914.63-18,933.31

Finding the Fourth Proportional to 33,275.76, 45,914.63 and 18,933.31

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Solution

The fourth proportional to 33,275.76, 45,914.63 and 18,933.31 is: 26,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.76 : 45,914.63 = 18,933.31 : x
  2. Step 2: Convert to fraction form
    33,275.76/45,914.63 = 18,933.31/x
  3. Step 3: Cross multiply
    33,275.76x = 45,914.63 × 18,933.31
  4. Step 4: Simplify right side
    33,275.76x = 869,315,992.55
  5. Step 5: Solve for x
    x = 869,315,992.55/33,275.76
  6. Step 6: Final answer
    x = 26,124.60

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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.