Home / 13,324.08-19,989.18-4,558.98

Finding the Fourth Proportional to 13,324.08, 19,989.18 and 4,558.98

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Solution

The fourth proportional to 13,324.08, 19,989.18 and 4,558.98 is: 6,839.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.08 : 19,989.18 = 4,558.98 : x
  2. Step 2: Convert to fraction form
    13,324.08/19,989.18 = 4,558.98/x
  3. Step 3: Cross multiply
    13,324.08x = 19,989.18 × 4,558.98
  4. Step 4: Simplify right side
    13,324.08x = 91,130,271.84
  5. Step 5: Solve for x
    x = 91,130,271.84/13,324.08
  6. Step 6: Final answer
    x = 6,839.52

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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.