Home / 13,893.48-20,841.84-4,534.20

Finding the Fourth Proportional to 13,893.48, 20,841.84 and 4,534.20

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Solution

The fourth proportional to 13,893.48, 20,841.84 and 4,534.20 is: 6,801.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.48 : 20,841.84 = 4,534.20 : x
  2. Step 2: Convert to fraction form
    13,893.48/20,841.84 = 4,534.20/x
  3. Step 3: Cross multiply
    13,893.48x = 20,841.84 × 4,534.20
  4. Step 4: Simplify right side
    13,893.48x = 94,501,070.93
  5. Step 5: Solve for x
    x = 94,501,070.93/13,893.48
  6. Step 6: Final answer
    x = 6,801.83

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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.