Home / 33,255.58-45,890.86-18,913.47

Finding the Fourth Proportional to 33,255.58, 45,890.86 and 18,913.47

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Solution

The fourth proportional to 33,255.58, 45,890.86 and 18,913.47 is: 26,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255.58 : 45,890.86 = 18,913.47 : x
  2. Step 2: Convert to fraction form
    33,255.58/45,890.86 = 18,913.47/x
  3. Step 3: Cross multiply
    33,255.58x = 45,890.86 × 18,913.47
  4. Step 4: Simplify right side
    33,255.58x = 867,955,356.60
  5. Step 5: Solve for x
    x = 867,955,356.60/33,255.58
  6. Step 6: Final answer
    x = 26,099.54

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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.