Home / 13,017.20-19,529.32-4,250.96

Finding the Fourth Proportional to 13,017.20, 19,529.32 and 4,250.96

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Solution

The fourth proportional to 13,017.20, 19,529.32 and 4,250.96 is: 6,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.20 : 19,529.32 = 4,250.96 : x
  2. Step 2: Convert to fraction form
    13,017.20/19,529.32 = 4,250.96/x
  3. Step 3: Cross multiply
    13,017.20x = 19,529.32 × 4,250.96
  4. Step 4: Simplify right side
    13,017.20x = 83,018,358.15
  5. Step 5: Solve for x
    x = 83,018,358.15/13,017.20
  6. Step 6: Final answer
    x = 6,377.59

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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.