Home / 13,354.22-20,032.48-3,493.48

Finding the Fourth Proportional to 13,354.22, 20,032.48 and 3,493.48

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Solution

The fourth proportional to 13,354.22, 20,032.48 and 3,493.48 is: 5,240.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354.22 : 20,032.48 = 3,493.48 : x
  2. Step 2: Convert to fraction form
    13,354.22/20,032.48 = 3,493.48/x
  3. Step 3: Cross multiply
    13,354.22x = 20,032.48 × 3,493.48
  4. Step 4: Simplify right side
    13,354.22x = 69,983,068.23
  5. Step 5: Solve for x
    x = 69,983,068.23/13,354.22
  6. Step 6: Final answer
    x = 5,240.52

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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.