Home / 16,955.32-25,427.78-11,723.95

Finding the Fourth Proportional to 16,955.32, 25,427.78 and 11,723.95

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Solution

The fourth proportional to 16,955.32, 25,427.78 and 11,723.95 is: 17,582.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,955.32 : 25,427.78 = 11,723.95 : x
  2. Step 2: Convert to fraction form
    16,955.32/25,427.78 = 11,723.95/x
  3. Step 3: Cross multiply
    16,955.32x = 25,427.78 × 11,723.95
  4. Step 4: Simplify right side
    16,955.32x = 298,113,894.19
  5. Step 5: Solve for x
    x = 298,113,894.19/16,955.32
  6. Step 6: Final answer
    x = 17,582.32

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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.