Home / 17,346.28-23,936.04-12,811.36

Finding the Fourth Proportional to 17,346.28, 23,936.04 and 12,811.36

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Solution

The fourth proportional to 17,346.28, 23,936.04 and 12,811.36 is: 17,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,346.28 : 23,936.04 = 12,811.36 : x
  2. Step 2: Convert to fraction form
    17,346.28/23,936.04 = 12,811.36/x
  3. Step 3: Cross multiply
    17,346.28x = 23,936.04 × 12,811.36
  4. Step 4: Simplify right side
    17,346.28x = 306,653,225.41
  5. Step 5: Solve for x
    x = 306,653,225.41/17,346.28
  6. Step 6: Final answer
    x = 17,678.33

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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.