Home / 14,967.11-20,653.68-8,252.81

Finding the Fourth Proportional to 14,967.11, 20,653.68 and 8,252.81

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Solution

The fourth proportional to 14,967.11, 20,653.68 and 8,252.81 is: 11,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,967.11 : 20,653.68 = 8,252.81 : x
  2. Step 2: Convert to fraction form
    14,967.11/20,653.68 = 8,252.81/x
  3. Step 3: Cross multiply
    14,967.11x = 20,653.68 × 8,252.81
  4. Step 4: Simplify right side
    14,967.11x = 170,450,896.84
  5. Step 5: Solve for x
    x = 170,450,896.84/14,967.11
  6. Step 6: Final answer
    x = 11,388.36

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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.