Home / 13,567.32-20,349.83-4,207.13

Finding the Fourth Proportional to 13,567.32, 20,349.83 and 4,207.13

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Solution

The fourth proportional to 13,567.32, 20,349.83 and 4,207.13 is: 6,310.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.32 : 20,349.83 = 4,207.13 : x
  2. Step 2: Convert to fraction form
    13,567.32/20,349.83 = 4,207.13/x
  3. Step 3: Cross multiply
    13,567.32x = 20,349.83 × 4,207.13
  4. Step 4: Simplify right side
    13,567.32x = 85,614,257.50
  5. Step 5: Solve for x
    x = 85,614,257.50/13,567.32
  6. Step 6: Final answer
    x = 6,310.33

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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.