Home / 33,511.76-46,146.12-28,483.28

Finding the Fourth Proportional to 33,511.76, 46,146.12 and 28,483.28

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Solution

The fourth proportional to 33,511.76, 46,146.12 and 28,483.28 is: 39,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,511.76 : 46,146.12 = 28,483.28 : x
  2. Step 2: Convert to fraction form
    33,511.76/46,146.12 = 28,483.28/x
  3. Step 3: Cross multiply
    33,511.76x = 46,146.12 × 28,483.28
  4. Step 4: Simplify right side
    33,511.76x = 1,314,392,856.87
  5. Step 5: Solve for x
    x = 1,314,392,856.87/33,511.76
  6. Step 6: Final answer
    x = 39,221.84

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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.