Home / 13,574.44-20,363.01-4,688.56

Finding the Fourth Proportional to 13,574.44, 20,363.01 and 4,688.56

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Solution

The fourth proportional to 13,574.44, 20,363.01 and 4,688.56 is: 7,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574.44 : 20,363.01 = 4,688.56 : x
  2. Step 2: Convert to fraction form
    13,574.44/20,363.01 = 4,688.56/x
  3. Step 3: Cross multiply
    13,574.44x = 20,363.01 × 4,688.56
  4. Step 4: Simplify right side
    13,574.44x = 95,473,194.17
  5. Step 5: Solve for x
    x = 95,473,194.17/13,574.44
  6. Step 6: Final answer
    x = 7,033.31

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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.