Home / 26,722.05-40,145.12-25,287.19

Finding the Fourth Proportional to 26,722.05, 40,145.12 and 25,287.19

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Solution

The fourth proportional to 26,722.05, 40,145.12 and 25,287.19 is: 37,989.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,722.05 : 40,145.12 = 25,287.19 : x
  2. Step 2: Convert to fraction form
    26,722.05/40,145.12 = 25,287.19/x
  3. Step 3: Cross multiply
    26,722.05x = 40,145.12 × 25,287.19
  4. Step 4: Simplify right side
    26,722.05x = 1,015,157,145.04
  5. Step 5: Solve for x
    x = 1,015,157,145.04/26,722.05
  6. Step 6: Final answer
    x = 37,989.49

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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.