Home / 15,950.09-22,011.13-9,236.07

Finding the Fourth Proportional to 15,950.09, 22,011.13 and 9,236.07

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Solution

The fourth proportional to 15,950.09, 22,011.13 and 9,236.07 is: 12,745.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.09 : 22,011.13 = 9,236.07 : x
  2. Step 2: Convert to fraction form
    15,950.09/22,011.13 = 9,236.07/x
  3. Step 3: Cross multiply
    15,950.09x = 22,011.13 × 9,236.07
  4. Step 4: Simplify right side
    15,950.09x = 203,296,337.46
  5. Step 5: Solve for x
    x = 203,296,337.46/15,950.09
  6. Step 6: Final answer
    x = 12,745.78

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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.