Home / 25,709.64-38,520.39-17,260.32

Finding the Fourth Proportional to 25,709.64, 38,520.39 and 17,260.32

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Solution

The fourth proportional to 25,709.64, 38,520.39 and 17,260.32 is: 25,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709.64 : 38,520.39 = 17,260.32 : x
  2. Step 2: Convert to fraction form
    25,709.64/38,520.39 = 17,260.32/x
  3. Step 3: Cross multiply
    25,709.64x = 38,520.39 × 17,260.32
  4. Step 4: Simplify right side
    25,709.64x = 664,874,257.92
  5. Step 5: Solve for x
    x = 664,874,257.92/25,709.64
  6. Step 6: Final answer
    x = 25,860.89

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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.