Home / 26,118.09-39,199.50-25,921.51

Finding the Fourth Proportional to 26,118.09, 39,199.50 and 25,921.51

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Solution

The fourth proportional to 26,118.09, 39,199.50 and 25,921.51 is: 38,904.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.09 : 39,199.50 = 25,921.51 : x
  2. Step 2: Convert to fraction form
    26,118.09/39,199.50 = 25,921.51/x
  3. Step 3: Cross multiply
    26,118.09x = 39,199.50 × 25,921.51
  4. Step 4: Simplify right side
    26,118.09x = 1,016,110,231.25
  5. Step 5: Solve for x
    x = 1,016,110,231.25/26,118.09
  6. Step 6: Final answer
    x = 38,904.46

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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.