Home / 25,455.57-38,198.24-10,663.25

Finding the Fourth Proportional to 25,455.57, 38,198.24 and 10,663.25

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Solution

The fourth proportional to 25,455.57, 38,198.24 and 10,663.25 is: 16,001.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,455.57 : 38,198.24 = 10,663.25 : x
  2. Step 2: Convert to fraction form
    25,455.57/38,198.24 = 10,663.25/x
  3. Step 3: Cross multiply
    25,455.57x = 38,198.24 × 10,663.25
  4. Step 4: Simplify right side
    25,455.57x = 407,317,329.36
  5. Step 5: Solve for x
    x = 407,317,329.36/25,455.57
  6. Step 6: Final answer
    x = 16,001.11

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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.