Home / 15,960.18-22,015.07-11,476.83

Finding the Fourth Proportional to 15,960.18, 22,015.07 and 11,476.83

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Solution

The fourth proportional to 15,960.18, 22,015.07 and 11,476.83 is: 15,830.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.18 : 22,015.07 = 11,476.83 : x
  2. Step 2: Convert to fraction form
    15,960.18/22,015.07 = 11,476.83/x
  3. Step 3: Cross multiply
    15,960.18x = 22,015.07 × 11,476.83
  4. Step 4: Simplify right side
    15,960.18x = 252,663,284.04
  5. Step 5: Solve for x
    x = 252,663,284.04/15,960.18
  6. Step 6: Final answer
    x = 15,830.85

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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.