Home / 19,465.67-26,869.25-12,104.36

Finding the Fourth Proportional to 19,465.67, 26,869.25 and 12,104.36

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Solution

The fourth proportional to 19,465.67, 26,869.25 and 12,104.36 is: 16,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.67 : 26,869.25 = 12,104.36 : x
  2. Step 2: Convert to fraction form
    19,465.67/26,869.25 = 12,104.36/x
  3. Step 3: Cross multiply
    19,465.67x = 26,869.25 × 12,104.36
  4. Step 4: Simplify right side
    19,465.67x = 325,235,121.64
  5. Step 5: Solve for x
    x = 325,235,121.64/19,465.67
  6. Step 6: Final answer
    x = 16,708.14

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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.