Home / 46,731.57-64,512.69-28,836.43

Finding the Fourth Proportional to 46,731.57, 64,512.69 and 28,836.43

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Solution

The fourth proportional to 46,731.57, 64,512.69 and 28,836.43 is: 39,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,731.57 : 64,512.69 = 28,836.43 : x
  2. Step 2: Convert to fraction form
    46,731.57/64,512.69 = 28,836.43/x
  3. Step 3: Cross multiply
    46,731.57x = 64,512.69 × 28,836.43
  4. Step 4: Simplify right side
    46,731.57x = 1,860,315,669.30
  5. Step 5: Solve for x
    x = 1,860,315,669.30/46,731.57
  6. Step 6: Final answer
    x = 39,808.54

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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.