Home / 16,829.20-25,243.80-5,748.40

Finding the Fourth Proportional to 16,829.20, 25,243.80 and 5,748.40

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Solution

The fourth proportional to 16,829.20, 25,243.80 and 5,748.40 is: 8,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.20 : 25,243.80 = 5,748.40 : x
  2. Step 2: Convert to fraction form
    16,829.20/25,243.80 = 5,748.40/x
  3. Step 3: Cross multiply
    16,829.20x = 25,243.80 × 5,748.40
  4. Step 4: Simplify right side
    16,829.20x = 145,111,459.92
  5. Step 5: Solve for x
    x = 145,111,459.92/16,829.20
  6. Step 6: Final answer
    x = 8,622.60

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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.