Home / 26,361.45-36,378.80-14,424.79

Finding the Fourth Proportional to 26,361.45, 36,378.80 and 14,424.79

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Solution

The fourth proportional to 26,361.45, 36,378.80 and 14,424.79 is: 19,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,361.45 : 36,378.80 = 14,424.79 : x
  2. Step 2: Convert to fraction form
    26,361.45/36,378.80 = 14,424.79/x
  3. Step 3: Cross multiply
    26,361.45x = 36,378.80 × 14,424.79
  4. Step 4: Simplify right side
    26,361.45x = 524,756,296.43
  5. Step 5: Solve for x
    x = 524,756,296.43/26,361.45
  6. Step 6: Final answer
    x = 19,906.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.