Home / 13,807.26-20,711.65-4,446.60

Finding the Fourth Proportional to 13,807.26, 20,711.65 and 4,446.60

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Solution

The fourth proportional to 13,807.26, 20,711.65 and 4,446.60 is: 6,670.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807.26 : 20,711.65 = 4,446.60 : x
  2. Step 2: Convert to fraction form
    13,807.26/20,711.65 = 4,446.60/x
  3. Step 3: Cross multiply
    13,807.26x = 20,711.65 × 4,446.60
  4. Step 4: Simplify right side
    13,807.26x = 92,096,342.44
  5. Step 5: Solve for x
    x = 92,096,342.44/13,807.26
  6. Step 6: Final answer
    x = 6,670.14

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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.