Home / 19,020.60-28,528.20-5,874.30

Finding the Fourth Proportional to 19,020.60, 28,528.20 and 5,874.30

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Solution

The fourth proportional to 19,020.60, 28,528.20 and 5,874.30 is: 8,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.60 : 28,528.20 = 5,874.30 : x
  2. Step 2: Convert to fraction form
    19,020.60/28,528.20 = 5,874.30/x
  3. Step 3: Cross multiply
    19,020.60x = 28,528.20 × 5,874.30
  4. Step 4: Simplify right side
    19,020.60x = 167,583,205.26
  5. Step 5: Solve for x
    x = 167,583,205.26/19,020.60
  6. Step 6: Final answer
    x = 8,810.62

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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.