Home / 13,396.46-20,095.66-3,535.62

Finding the Fourth Proportional to 13,396.46, 20,095.66 and 3,535.62

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Solution

The fourth proportional to 13,396.46, 20,095.66 and 3,535.62 is: 5,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.46 : 20,095.66 = 3,535.62 : x
  2. Step 2: Convert to fraction form
    13,396.46/20,095.66 = 3,535.62/x
  3. Step 3: Cross multiply
    13,396.46x = 20,095.66 × 3,535.62
  4. Step 4: Simplify right side
    13,396.46x = 71,050,617.41
  5. Step 5: Solve for x
    x = 71,050,617.41/13,396.46
  6. Step 6: Final answer
    x = 5,303.69

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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.