Home / 26,945.26-40,392.89-13,768.58

Finding the Fourth Proportional to 26,945.26, 40,392.89 and 13,768.58

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Solution

The fourth proportional to 26,945.26, 40,392.89 and 13,768.58 is: 20,640.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.26 : 40,392.89 = 13,768.58 : x
  2. Step 2: Convert to fraction form
    26,945.26/40,392.89 = 13,768.58/x
  3. Step 3: Cross multiply
    26,945.26x = 40,392.89 × 13,768.58
  4. Step 4: Simplify right side
    26,945.26x = 556,152,737.40
  5. Step 5: Solve for x
    x = 556,152,737.40/26,945.26
  6. Step 6: Final answer
    x = 20,640.10

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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.