Home / 26,380.70-36,405.80-14,443.84

Finding the Fourth Proportional to 26,380.70, 36,405.80 and 14,443.84

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Solution

The fourth proportional to 26,380.70, 36,405.80 and 14,443.84 is: 19,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.70 : 36,405.80 = 14,443.84 : x
  2. Step 2: Convert to fraction form
    26,380.70/36,405.80 = 14,443.84/x
  3. Step 3: Cross multiply
    26,380.70x = 36,405.80 × 14,443.84
  4. Step 4: Simplify right side
    26,380.70x = 525,839,550.27
  5. Step 5: Solve for x
    x = 525,839,550.27/26,380.70
  6. Step 6: Final answer
    x = 19,932.74

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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.