Home / 26,595.27-39,724.56-20,690.37

Finding the Fourth Proportional to 26,595.27, 39,724.56 and 20,690.37

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Solution

The fourth proportional to 26,595.27, 39,724.56 and 20,690.37 is: 30,904.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,595.27 : 39,724.56 = 20,690.37 : x
  2. Step 2: Convert to fraction form
    26,595.27/39,724.56 = 20,690.37/x
  3. Step 3: Cross multiply
    26,595.27x = 39,724.56 × 20,690.37
  4. Step 4: Simplify right side
    26,595.27x = 821,915,844.49
  5. Step 5: Solve for x
    x = 821,915,844.49/26,595.27
  6. Step 6: Final answer
    x = 30,904.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.