Home / 11,359.62-15,683.90-10,160.87

Finding the Fourth Proportional to 11,359.62, 15,683.90 and 10,160.87

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Solution

The fourth proportional to 11,359.62, 15,683.90 and 10,160.87 is: 14,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359.62 : 15,683.90 = 10,160.87 : x
  2. Step 2: Convert to fraction form
    11,359.62/15,683.90 = 10,160.87/x
  3. Step 3: Cross multiply
    11,359.62x = 15,683.90 × 10,160.87
  4. Step 4: Simplify right side
    11,359.62x = 159,361,939.77
  5. Step 5: Solve for x
    x = 159,361,939.77/11,359.62
  6. Step 6: Final answer
    x = 14,028.81

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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.