Home / 26,781.90-40,133.37-14,919.33

Finding the Fourth Proportional to 26,781.90, 40,133.37 and 14,919.33

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Solution

The fourth proportional to 26,781.90, 40,133.37 and 14,919.33 is: 22,357.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,781.90 : 40,133.37 = 14,919.33 : x
  2. Step 2: Convert to fraction form
    26,781.90/40,133.37 = 14,919.33/x
  3. Step 3: Cross multiply
    26,781.90x = 40,133.37 × 14,919.33
  4. Step 4: Simplify right side
    26,781.90x = 598,762,991.04
  5. Step 5: Solve for x
    x = 598,762,991.04/26,781.90
  6. Step 6: Final answer
    x = 22,357.00

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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.