Home / 26,919.51-40,395.47-9,401.64

Finding the Fourth Proportional to 26,919.51, 40,395.47 and 9,401.64

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Solution

The fourth proportional to 26,919.51, 40,395.47 and 9,401.64 is: 14,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.51 : 40,395.47 = 9,401.64 : x
  2. Step 2: Convert to fraction form
    26,919.51/40,395.47 = 9,401.64/x
  3. Step 3: Cross multiply
    26,919.51x = 40,395.47 × 9,401.64
  4. Step 4: Simplify right side
    26,919.51x = 379,783,619.56
  5. Step 5: Solve for x
    x = 379,783,619.56/26,919.51
  6. Step 6: Final answer
    x = 14,108.12

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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.