Home / 14,484.75-21,685.80-9,539.31

Finding the Fourth Proportional to 14,484.75, 21,685.80 and 9,539.31

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Solution

The fourth proportional to 14,484.75, 21,685.80 and 9,539.31 is: 14,281.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,484.75 : 21,685.80 = 9,539.31 : x
  2. Step 2: Convert to fraction form
    14,484.75/21,685.80 = 9,539.31/x
  3. Step 3: Cross multiply
    14,484.75x = 21,685.80 × 9,539.31
  4. Step 4: Simplify right side
    14,484.75x = 206,867,568.80
  5. Step 5: Solve for x
    x = 206,867,568.80/14,484.75
  6. Step 6: Final answer
    x = 14,281.75

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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.