Home / 26,288.57-39,392.96-19,273.25

Finding the Fourth Proportional to 26,288.57, 39,392.96 and 19,273.25

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Solution

The fourth proportional to 26,288.57, 39,392.96 and 19,273.25 is: 28,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288.57 : 39,392.96 = 19,273.25 : x
  2. Step 2: Convert to fraction form
    26,288.57/39,392.96 = 19,273.25/x
  3. Step 3: Cross multiply
    26,288.57x = 39,392.96 × 19,273.25
  4. Step 4: Simplify right side
    26,288.57x = 759,230,366.32
  5. Step 5: Solve for x
    x = 759,230,366.32/26,288.57
  6. Step 6: Final answer
    x = 28,880.63

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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.