Home / 13,592.10-20,387.19-3,730.62

Finding the Fourth Proportional to 13,592.10, 20,387.19 and 3,730.62

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Solution

The fourth proportional to 13,592.10, 20,387.19 and 3,730.62 is: 5,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.10 : 20,387.19 = 3,730.62 : x
  2. Step 2: Convert to fraction form
    13,592.10/20,387.19 = 3,730.62/x
  3. Step 3: Cross multiply
    13,592.10x = 20,387.19 × 3,730.62
  4. Step 4: Simplify right side
    13,592.10x = 76,056,858.76
  5. Step 5: Solve for x
    x = 76,056,858.76/13,592.10
  6. Step 6: Final answer
    x = 5,595.67

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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.