Home / 18,924.44-26,115.73-10,971.27

Finding the Fourth Proportional to 18,924.44, 26,115.73 and 10,971.27

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Solution

The fourth proportional to 18,924.44, 26,115.73 and 10,971.27 is: 15,140.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.44 : 26,115.73 = 10,971.27 : x
  2. Step 2: Convert to fraction form
    18,924.44/26,115.73 = 10,971.27/x
  3. Step 3: Cross multiply
    18,924.44x = 26,115.73 × 10,971.27
  4. Step 4: Simplify right side
    18,924.44x = 286,522,697.65
  5. Step 5: Solve for x
    x = 286,522,697.65/18,924.44
  6. Step 6: Final answer
    x = 15,140.36

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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.