Home / 13,525.36-20,283.04-5,627.46

Finding the Fourth Proportional to 13,525.36, 20,283.04 and 5,627.46

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Solution

The fourth proportional to 13,525.36, 20,283.04 and 5,627.46 is: 8,439.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525.36 : 20,283.04 = 5,627.46 : x
  2. Step 2: Convert to fraction form
    13,525.36/20,283.04 = 5,627.46/x
  3. Step 3: Cross multiply
    13,525.36x = 20,283.04 × 5,627.46
  4. Step 4: Simplify right side
    13,525.36x = 114,141,996.28
  5. Step 5: Solve for x
    x = 114,141,996.28/13,525.36
  6. Step 6: Final answer
    x = 8,439.11

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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.