Home / 16,140.48-24,220.04-6,779.68

Finding the Fourth Proportional to 16,140.48, 24,220.04 and 6,779.68

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Solution

The fourth proportional to 16,140.48, 24,220.04 and 6,779.68 is: 10,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,140.48 : 24,220.04 = 6,779.68 : x
  2. Step 2: Convert to fraction form
    16,140.48/24,220.04 = 6,779.68/x
  3. Step 3: Cross multiply
    16,140.48x = 24,220.04 × 6,779.68
  4. Step 4: Simplify right side
    16,140.48x = 164,204,120.79
  5. Step 5: Solve for x
    x = 164,204,120.79/16,140.48
  6. Step 6: Final answer
    x = 10,173.43

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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.