Home / 18,977.34-28,466.04-5,829.62

Finding the Fourth Proportional to 18,977.34, 28,466.04 and 5,829.62

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Solution

The fourth proportional to 18,977.34, 28,466.04 and 5,829.62 is: 8,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,977.34 : 28,466.04 = 5,829.62 : x
  2. Step 2: Convert to fraction form
    18,977.34/28,466.04 = 5,829.62/x
  3. Step 3: Cross multiply
    18,977.34x = 28,466.04 × 5,829.62
  4. Step 4: Simplify right side
    18,977.34x = 165,946,289.13
  5. Step 5: Solve for x
    x = 165,946,289.13/18,977.34
  6. Step 6: Final answer
    x = 8,744.44

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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.