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Finding the Fourth Proportional to 46,712.44, 64,370.74 and 33,246

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Solution

The fourth proportional to 46,712.44, 64,370.74 and 33,246 is: 45,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,712.44 : 64,370.74 = 33,246 : x
  2. Step 2: Convert to fraction form
    46,712.44/64,370.74 = 33,246/x
  3. Step 3: Cross multiply
    46,712.44x = 64,370.74 × 33,246
  4. Step 4: Simplify right side
    46,712.44x = 2,140,069,622.04
  5. Step 5: Solve for x
    x = 2,140,069,622.04/46,712.44
  6. Step 6: Final answer
    x = 45,813.70

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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.