Home / 13,592.40-20,387.61-3,730.83

Finding the Fourth Proportional to 13,592.40, 20,387.61 and 3,730.83

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Solution

The fourth proportional to 13,592.40, 20,387.61 and 3,730.83 is: 5,595.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.40 : 20,387.61 = 3,730.83 : x
  2. Step 2: Convert to fraction form
    13,592.40/20,387.61 = 3,730.83/x
  3. Step 3: Cross multiply
    13,592.40x = 20,387.61 × 3,730.83
  4. Step 4: Simplify right side
    13,592.40x = 76,062,707.02
  5. Step 5: Solve for x
    x = 76,062,707.02/13,592.40
  6. Step 6: Final answer
    x = 5,595.97

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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.