Home / 13,753.12-20,625.36-5,954.08

Finding the Fourth Proportional to 13,753.12, 20,625.36 and 5,954.08

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Solution

The fourth proportional to 13,753.12, 20,625.36 and 5,954.08 is: 8,929.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,753.12 : 20,625.36 = 5,954.08 : x
  2. Step 2: Convert to fraction form
    13,753.12/20,625.36 = 5,954.08/x
  3. Step 3: Cross multiply
    13,753.12x = 20,625.36 × 5,954.08
  4. Step 4: Simplify right side
    13,753.12x = 122,805,043.47
  5. Step 5: Solve for x
    x = 122,805,043.47/13,753.12
  6. Step 6: Final answer
    x = 8,929.25

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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.