Home / 25,422.93-38,125.89-10,629.09

Finding the Fourth Proportional to 25,422.93, 38,125.89 and 10,629.09

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Solution

The fourth proportional to 25,422.93, 38,125.89 and 10,629.09 is: 15,940.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.93 : 38,125.89 = 10,629.09 : x
  2. Step 2: Convert to fraction form
    25,422.93/38,125.89 = 10,629.09/x
  3. Step 3: Cross multiply
    25,422.93x = 38,125.89 × 10,629.09
  4. Step 4: Simplify right side
    25,422.93x = 405,243,516.14
  5. Step 5: Solve for x
    x = 405,243,516.14/25,422.93
  6. Step 6: Final answer
    x = 15,940.08

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1.5x scale

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.