Home / 25,092.81-34,628.44-13,763.39

Finding the Fourth Proportional to 25,092.81, 34,628.44 and 13,763.39

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Solution

The fourth proportional to 25,092.81, 34,628.44 and 13,763.39 is: 18,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,092.81 : 34,628.44 = 13,763.39 : x
  2. Step 2: Convert to fraction form
    25,092.81/34,628.44 = 13,763.39/x
  3. Step 3: Cross multiply
    25,092.81x = 34,628.44 × 13,763.39
  4. Step 4: Simplify right side
    25,092.81x = 476,604,724.81
  5. Step 5: Solve for x
    x = 476,604,724.81/25,092.81
  6. Step 6: Final answer
    x = 18,993.68

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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.