Home / 11,087.20-16,582.80-9,925.60

Finding the Fourth Proportional to 11,087.20, 16,582.80 and 9,925.60

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Solution

The fourth proportional to 11,087.20, 16,582.80 and 9,925.60 is: 14,845.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,087.20 : 16,582.80 = 9,925.60 : x
  2. Step 2: Convert to fraction form
    11,087.20/16,582.80 = 9,925.60/x
  3. Step 3: Cross multiply
    11,087.20x = 16,582.80 × 9,925.60
  4. Step 4: Simplify right side
    11,087.20x = 164,594,239.68
  5. Step 5: Solve for x
    x = 164,594,239.68/11,087.20
  6. Step 6: Final answer
    x = 14,845.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.