Home / 36,604.04-50,510.78-20,689.98

Finding the Fourth Proportional to 36,604.04, 50,510.78 and 20,689.98

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Solution

The fourth proportional to 36,604.04, 50,510.78 and 20,689.98 is: 28,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,604.04 : 50,510.78 = 20,689.98 : x
  2. Step 2: Convert to fraction form
    36,604.04/50,510.78 = 20,689.98/x
  3. Step 3: Cross multiply
    36,604.04x = 50,510.78 × 20,689.98
  4. Step 4: Simplify right side
    36,604.04x = 1,045,067,027.98
  5. Step 5: Solve for x
    x = 1,045,067,027.98/36,604.04
  6. Step 6: Final answer
    x = 28,550.59

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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.