Home / 13,500.45-20,258.10-6,104.34

Finding the Fourth Proportional to 13,500.45, 20,258.10 and 6,104.34

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Solution

The fourth proportional to 13,500.45, 20,258.10 and 6,104.34 is: 9,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500.45 : 20,258.10 = 6,104.34 : x
  2. Step 2: Convert to fraction form
    13,500.45/20,258.10 = 6,104.34/x
  3. Step 3: Cross multiply
    13,500.45x = 20,258.10 × 6,104.34
  4. Step 4: Simplify right side
    13,500.45x = 123,662,330.15
  5. Step 5: Solve for x
    x = 123,662,330.15/13,500.45
  6. Step 6: Final answer
    x = 9,159.87

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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.