Home / 26,380.20-36,405.11-14,443.34

Finding the Fourth Proportional to 26,380.20, 36,405.11 and 14,443.34

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Solution

The fourth proportional to 26,380.20, 36,405.11 and 14,443.34 is: 19,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.20 : 36,405.11 = 14,443.34 : x
  2. Step 2: Convert to fraction form
    26,380.20/36,405.11 = 14,443.34/x
  3. Step 3: Cross multiply
    26,380.20x = 36,405.11 × 14,443.34
  4. Step 4: Simplify right side
    26,380.20x = 525,811,381.47
  5. Step 5: Solve for x
    x = 525,811,381.47/26,380.20
  6. Step 6: Final answer
    x = 19,932.05

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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.