Home / 16,804.95-23,173.64-11,137.74

Finding the Fourth Proportional to 16,804.95, 23,173.64 and 11,137.74

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Solution

The fourth proportional to 16,804.95, 23,173.64 and 11,137.74 is: 15,358.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,804.95 : 23,173.64 = 11,137.74 : x
  2. Step 2: Convert to fraction form
    16,804.95/23,173.64 = 11,137.74/x
  3. Step 3: Cross multiply
    16,804.95x = 23,173.64 × 11,137.74
  4. Step 4: Simplify right side
    16,804.95x = 258,101,921.48
  5. Step 5: Solve for x
    x = 258,101,921.48/16,804.95
  6. Step 6: Final answer
    x = 15,358.68

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Double scale
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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.