Home / 28,466.61-42,701.48-11,828.33

Finding the Fourth Proportional to 28,466.61, 42,701.48 and 11,828.33

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Solution

The fourth proportional to 28,466.61, 42,701.48 and 11,828.33 is: 17,743.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466.61 : 42,701.48 = 11,828.33 : x
  2. Step 2: Convert to fraction form
    28,466.61/42,701.48 = 11,828.33/x
  3. Step 3: Cross multiply
    28,466.61x = 42,701.48 × 11,828.33
  4. Step 4: Simplify right side
    28,466.61x = 505,086,924.28
  5. Step 5: Solve for x
    x = 505,086,924.28/28,466.61
  6. Step 6: Final answer
    x = 17,743.14

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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.