Home / 47,828.84-71,644.44-28,047.83

Finding the Fourth Proportional to 47,828.84, 71,644.44 and 28,047.83

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Solution

The fourth proportional to 47,828.84, 71,644.44 and 28,047.83 is: 42,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,828.84 : 71,644.44 = 28,047.83 : x
  2. Step 2: Convert to fraction form
    47,828.84/71,644.44 = 28,047.83/x
  3. Step 3: Cross multiply
    47,828.84x = 71,644.44 × 28,047.83
  4. Step 4: Simplify right side
    47,828.84x = 2,009,471,357.86
  5. Step 5: Solve for x
    x = 2,009,471,357.86/47,828.84
  6. Step 6: Final answer
    x = 42,013.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.