Home / 18,892.90-26,072.56-10,395.36

Finding the Fourth Proportional to 18,892.90, 26,072.56 and 10,395.36

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Solution

The fourth proportional to 18,892.90, 26,072.56 and 10,395.36 is: 14,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892.90 : 26,072.56 = 10,395.36 : x
  2. Step 2: Convert to fraction form
    18,892.90/26,072.56 = 10,395.36/x
  3. Step 3: Cross multiply
    18,892.90x = 26,072.56 × 10,395.36
  4. Step 4: Simplify right side
    18,892.90x = 271,033,647.32
  5. Step 5: Solve for x
    x = 271,033,647.32/18,892.90
  6. Step 6: Final answer
    x = 14,345.79

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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.