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Finding the Fourth Proportional to 25,993.62, 35,873.25 and 14,815.38

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Solution

The fourth proportional to 25,993.62, 35,873.25 and 14,815.38 is: 20,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,993.62 : 35,873.25 = 14,815.38 : x
  2. Step 2: Convert to fraction form
    25,993.62/35,873.25 = 14,815.38/x
  3. Step 3: Cross multiply
    25,993.62x = 35,873.25 × 14,815.38
  4. Step 4: Simplify right side
    25,993.62x = 531,475,830.59
  5. Step 5: Solve for x
    x = 531,475,830.59/25,993.62
  6. Step 6: Final answer
    x = 20,446.40

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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.