Home / 13,684.04-20,526.64-4,324.26

Finding the Fourth Proportional to 13,684.04, 20,526.64 and 4,324.26

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Solution

The fourth proportional to 13,684.04, 20,526.64 and 4,324.26 is: 6,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684.04 : 20,526.64 = 4,324.26 : x
  2. Step 2: Convert to fraction form
    13,684.04/20,526.64 = 4,324.26/x
  3. Step 3: Cross multiply
    13,684.04x = 20,526.64 × 4,324.26
  4. Step 4: Simplify right side
    13,684.04x = 88,762,548.88
  5. Step 5: Solve for x
    x = 88,762,548.88/13,684.04
  6. Step 6: Final answer
    x = 6,486.58

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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.