Home / 13,395.75-20,090.88-4,633.17

Finding the Fourth Proportional to 13,395.75, 20,090.88 and 4,633.17

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Solution

The fourth proportional to 13,395.75, 20,090.88 and 4,633.17 is: 6,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.75 : 20,090.88 = 4,633.17 : x
  2. Step 2: Convert to fraction form
    13,395.75/20,090.88 = 4,633.17/x
  3. Step 3: Cross multiply
    13,395.75x = 20,090.88 × 4,633.17
  4. Step 4: Simplify right side
    13,395.75x = 93,084,462.49
  5. Step 5: Solve for x
    x = 93,084,462.49/13,395.75
  6. Step 6: Final answer
    x = 6,948.81

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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.