Home / 13,407.25-20,113.76-4,046.48

Finding the Fourth Proportional to 13,407.25, 20,113.76 and 4,046.48

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Solution

The fourth proportional to 13,407.25, 20,113.76 and 4,046.48 is: 6,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,407.25 : 20,113.76 = 4,046.48 : x
  2. Step 2: Convert to fraction form
    13,407.25/20,113.76 = 4,046.48/x
  3. Step 3: Cross multiply
    13,407.25x = 20,113.76 × 4,046.48
  4. Step 4: Simplify right side
    13,407.25x = 81,389,927.56
  5. Step 5: Solve for x
    x = 81,389,927.56/13,407.25
  6. Step 6: Final answer
    x = 6,070.59

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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.