Home / 34,380.06-51,804.33-28,276.80

Finding the Fourth Proportional to 34,380.06, 51,804.33 and 28,276.80

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Solution

The fourth proportional to 34,380.06, 51,804.33 and 28,276.80 is: 42,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,380.06 : 51,804.33 = 28,276.80 : x
  2. Step 2: Convert to fraction form
    34,380.06/51,804.33 = 28,276.80/x
  3. Step 3: Cross multiply
    34,380.06x = 51,804.33 × 28,276.80
  4. Step 4: Simplify right side
    34,380.06x = 1,464,860,678.54
  5. Step 5: Solve for x
    x = 1,464,860,678.54/34,380.06
  6. Step 6: Final answer
    x = 42,607.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.