Home / 13,755.16-20,604.99-6,349.33

Finding the Fourth Proportional to 13,755.16, 20,604.99 and 6,349.33

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Solution

The fourth proportional to 13,755.16, 20,604.99 and 6,349.33 is: 9,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,755.16 : 20,604.99 = 6,349.33 : x
  2. Step 2: Convert to fraction form
    13,755.16/20,604.99 = 6,349.33/x
  3. Step 3: Cross multiply
    13,755.16x = 20,604.99 × 6,349.33
  4. Step 4: Simplify right side
    13,755.16x = 130,827,881.16
  5. Step 5: Solve for x
    x = 130,827,881.16/13,755.16
  6. Step 6: Final answer
    x = 9,511.19

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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.