Home / 25,055.67-34,576.41-13,725.06

Finding the Fourth Proportional to 25,055.67, 34,576.41 and 13,725.06

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Solution

The fourth proportional to 25,055.67, 34,576.41 and 13,725.06 is: 18,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,055.67 : 34,576.41 = 13,725.06 : x
  2. Step 2: Convert to fraction form
    25,055.67/34,576.41 = 13,725.06/x
  3. Step 3: Cross multiply
    25,055.67x = 34,576.41 × 13,725.06
  4. Step 4: Simplify right side
    25,055.67x = 474,563,301.83
  5. Step 5: Solve for x
    x = 474,563,301.83/25,055.67
  6. Step 6: Final answer
    x = 18,940.36

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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.