Home / 58,474.20-87,653.70-28,896.60

Finding the Fourth Proportional to 58,474.20, 87,653.70 and 28,896.60

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Solution

The fourth proportional to 58,474.20, 87,653.70 and 28,896.60 is: 43,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,474.20 : 87,653.70 = 28,896.60 : x
  2. Step 2: Convert to fraction form
    58,474.20/87,653.70 = 28,896.60/x
  3. Step 3: Cross multiply
    58,474.20x = 87,653.70 × 28,896.60
  4. Step 4: Simplify right side
    58,474.20x = 2,532,893,907.42
  5. Step 5: Solve for x
    x = 2,532,893,907.42/58,474.20
  6. Step 6: Final answer
    x = 43,316.44

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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.