Home / 13,476.42-20,214.72-5,684.22

Finding the Fourth Proportional to 13,476.42, 20,214.72 and 5,684.22

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Solution

The fourth proportional to 13,476.42, 20,214.72 and 5,684.22 is: 8,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.42 : 20,214.72 = 5,684.22 : x
  2. Step 2: Convert to fraction form
    13,476.42/20,214.72 = 5,684.22/x
  3. Step 3: Cross multiply
    13,476.42x = 20,214.72 × 5,684.22
  4. Step 4: Simplify right side
    13,476.42x = 114,904,915.72
  5. Step 5: Solve for x
    x = 114,904,915.72/13,476.42
  6. Step 6: Final answer
    x = 8,526.37

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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.