Home / 28,051.20-42,059.52-9,584.64

Finding the Fourth Proportional to 28,051.20, 42,059.52 and 9,584.64

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Solution

The fourth proportional to 28,051.20, 42,059.52 and 9,584.64 is: 14,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,051.20 : 42,059.52 = 9,584.64 : x
  2. Step 2: Convert to fraction form
    28,051.20/42,059.52 = 9,584.64/x
  3. Step 3: Cross multiply
    28,051.20x = 42,059.52 × 9,584.64
  4. Step 4: Simplify right side
    28,051.20x = 403,125,357.77
  5. Step 5: Solve for x
    x = 403,125,357.77/28,051.20
  6. Step 6: Final answer
    x = 14,371.06

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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.