Home / 13,098.80-18,099.36-10,467.92

Finding the Fourth Proportional to 13,098.80, 18,099.36 and 10,467.92

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Solution

The fourth proportional to 13,098.80, 18,099.36 and 10,467.92 is: 14,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.80 : 18,099.36 = 10,467.92 : x
  2. Step 2: Convert to fraction form
    13,098.80/18,099.36 = 10,467.92/x
  3. Step 3: Cross multiply
    13,098.80x = 18,099.36 × 10,467.92
  4. Step 4: Simplify right side
    13,098.80x = 189,462,652.53
  5. Step 5: Solve for x
    x = 189,462,652.53/13,098.80
  6. Step 6: Final answer
    x = 14,464.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.