Home / 25,260.93-34,860.33-13,930.83

Finding the Fourth Proportional to 25,260.93, 34,860.33 and 13,930.83

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Solution

The fourth proportional to 25,260.93, 34,860.33 and 13,930.83 is: 19,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.93 : 34,860.33 = 13,930.83 : x
  2. Step 2: Convert to fraction form
    25,260.93/34,860.33 = 13,930.83/x
  3. Step 3: Cross multiply
    25,260.93x = 34,860.33 × 13,930.83
  4. Step 4: Simplify right side
    25,260.93x = 485,633,330.97
  5. Step 5: Solve for x
    x = 485,633,330.97/25,260.93
  6. Step 6: Final answer
    x = 19,224.68

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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.