Home / 16,218.74-24,330.60-6,858.77

Finding the Fourth Proportional to 16,218.74, 24,330.60 and 6,858.77

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Solution

The fourth proportional to 16,218.74, 24,330.60 and 6,858.77 is: 10,289.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218.74 : 24,330.60 = 6,858.77 : x
  2. Step 2: Convert to fraction form
    16,218.74/24,330.60 = 6,858.77/x
  3. Step 3: Cross multiply
    16,218.74x = 24,330.60 × 6,858.77
  4. Step 4: Simplify right side
    16,218.74x = 166,877,989.36
  5. Step 5: Solve for x
    x = 166,877,989.36/16,218.74
  6. Step 6: Final answer
    x = 10,289.21

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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.