Home / 13,324.46-19,989.74-4,559.36

Finding the Fourth Proportional to 13,324.46, 19,989.74 and 4,559.36

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Solution

The fourth proportional to 13,324.46, 19,989.74 and 4,559.36 is: 6,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.46 : 19,989.74 = 4,559.36 : x
  2. Step 2: Convert to fraction form
    13,324.46/19,989.74 = 4,559.36/x
  3. Step 3: Cross multiply
    13,324.46x = 19,989.74 × 4,559.36
  4. Step 4: Simplify right side
    13,324.46x = 91,140,332.42
  5. Step 5: Solve for x
    x = 91,140,332.42/13,324.46
  6. Step 6: Final answer
    x = 6,840.08

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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.