Home / 15,300.89-22,950.22-4,206.73

Finding the Fourth Proportional to 15,300.89, 22,950.22 and 4,206.73

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Solution

The fourth proportional to 15,300.89, 22,950.22 and 4,206.73 is: 6,309.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,300.89 : 22,950.22 = 4,206.73 : x
  2. Step 2: Convert to fraction form
    15,300.89/22,950.22 = 4,206.73/x
  3. Step 3: Cross multiply
    15,300.89x = 22,950.22 × 4,206.73
  4. Step 4: Simplify right side
    15,300.89x = 96,545,243.20
  5. Step 5: Solve for x
    x = 96,545,243.20/15,300.89
  6. Step 6: Final answer
    x = 6,309.78

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1.5x scale

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.