Home / 15,950.56-22,016.73-10,912.87

Finding the Fourth Proportional to 15,950.56, 22,016.73 and 10,912.87

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Solution

The fourth proportional to 15,950.56, 22,016.73 and 10,912.87 is: 15,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,950.56 : 22,016.73 = 10,912.87 : x
  2. Step 2: Convert to fraction form
    15,950.56/22,016.73 = 10,912.87/x
  3. Step 3: Cross multiply
    15,950.56x = 22,016.73 × 10,912.87
  4. Step 4: Simplify right side
    15,950.56x = 240,265,712.32
  5. Step 5: Solve for x
    x = 240,265,712.32/15,950.56
  6. Step 6: Final answer
    x = 15,063.15

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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.