Home / 47,800.80-65,963.44-26,579.60

Finding the Fourth Proportional to 47,800.80, 65,963.44 and 26,579.60

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Solution

The fourth proportional to 47,800.80, 65,963.44 and 26,579.60 is: 36,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,800.80 : 65,963.44 = 26,579.60 : x
  2. Step 2: Convert to fraction form
    47,800.80/65,963.44 = 26,579.60/x
  3. Step 3: Cross multiply
    47,800.80x = 65,963.44 × 26,579.60
  4. Step 4: Simplify right side
    47,800.80x = 1,753,281,849.82
  5. Step 5: Solve for x
    x = 1,753,281,849.82/47,800.80
  6. Step 6: Final answer
    x = 36,678.92

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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.