Home / 11,220.60-16,698.42-10,846.86

Finding the Fourth Proportional to 11,220.60, 16,698.42 and 10,846.86

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Solution

The fourth proportional to 11,220.60, 16,698.42 and 10,846.86 is: 16,142.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,220.60 : 16,698.42 = 10,846.86 : x
  2. Step 2: Convert to fraction form
    11,220.60/16,698.42 = 10,846.86/x
  3. Step 3: Cross multiply
    11,220.60x = 16,698.42 × 10,846.86
  4. Step 4: Simplify right side
    11,220.60x = 181,125,423.96
  5. Step 5: Solve for x
    x = 181,125,423.96/11,220.60
  6. Step 6: Final answer
    x = 16,142.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.