Home / 13,582.44-20,376.72-4,817.34

Finding the Fourth Proportional to 13,582.44, 20,376.72 and 4,817.34

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Solution

The fourth proportional to 13,582.44, 20,376.72 and 4,817.34 is: 7,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.44 : 20,376.72 = 4,817.34 : x
  2. Step 2: Convert to fraction form
    13,582.44/20,376.72 = 4,817.34/x
  3. Step 3: Cross multiply
    13,582.44x = 20,376.72 × 4,817.34
  4. Step 4: Simplify right side
    13,582.44x = 98,161,588.32
  5. Step 5: Solve for x
    x = 98,161,588.32/13,582.44
  6. Step 6: Final answer
    x = 7,227.10

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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.