Home / 13,504.88-20,259.70-4,618.12

Finding the Fourth Proportional to 13,504.88, 20,259.70 and 4,618.12

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Solution

The fourth proportional to 13,504.88, 20,259.70 and 4,618.12 is: 6,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504.88 : 20,259.70 = 4,618.12 : x
  2. Step 2: Convert to fraction form
    13,504.88/20,259.70 = 4,618.12/x
  3. Step 3: Cross multiply
    13,504.88x = 20,259.70 × 4,618.12
  4. Step 4: Simplify right side
    13,504.88x = 93,561,732.18
  5. Step 5: Solve for x
    x = 93,561,732.18/13,504.88
  6. Step 6: Final answer
    x = 6,927.99

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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.