Home / 13,711.44-20,567.88-4,352.16

Finding the Fourth Proportional to 13,711.44, 20,567.88 and 4,352.16

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Solution

The fourth proportional to 13,711.44, 20,567.88 and 4,352.16 is: 6,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,711.44 : 20,567.88 = 4,352.16 : x
  2. Step 2: Convert to fraction form
    13,711.44/20,567.88 = 4,352.16/x
  3. Step 3: Cross multiply
    13,711.44x = 20,567.88 × 4,352.16
  4. Step 4: Simplify right side
    13,711.44x = 89,514,704.62
  5. Step 5: Solve for x
    x = 89,514,704.62/13,711.44
  6. Step 6: Final answer
    x = 6,528.47

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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.