Home / 16,719.23-23,072.78-10,005.14

Finding the Fourth Proportional to 16,719.23, 23,072.78 and 10,005.14

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Solution

The fourth proportional to 16,719.23, 23,072.78 and 10,005.14 is: 13,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,719.23 : 23,072.78 = 10,005.14 : x
  2. Step 2: Convert to fraction form
    16,719.23/23,072.78 = 10,005.14/x
  3. Step 3: Cross multiply
    16,719.23x = 23,072.78 × 10,005.14
  4. Step 4: Simplify right side
    16,719.23x = 230,846,394.09
  5. Step 5: Solve for x
    x = 230,846,394.09/16,719.23
  6. Step 6: Final answer
    x = 13,807.24

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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.