Home / 13,893.56-20,839.98-4,534.28

Finding the Fourth Proportional to 13,893.56, 20,839.98 and 4,534.28

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Solution

The fourth proportional to 13,893.56, 20,839.98 and 4,534.28 is: 6,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893.56 : 20,839.98 = 4,534.28 : x
  2. Step 2: Convert to fraction form
    13,893.56/20,839.98 = 4,534.28/x
  3. Step 3: Cross multiply
    13,893.56x = 20,839.98 × 4,534.28
  4. Step 4: Simplify right side
    13,893.56x = 94,494,304.51
  5. Step 5: Solve for x
    x = 94,494,304.51/13,893.56
  6. Step 6: Final answer
    x = 6,801.30

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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.