Home / 13,040.40-19,562.44-4,035.32

Finding the Fourth Proportional to 13,040.40, 19,562.44 and 4,035.32

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Solution

The fourth proportional to 13,040.40, 19,562.44 and 4,035.32 is: 6,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.40 : 19,562.44 = 4,035.32 : x
  2. Step 2: Convert to fraction form
    13,040.40/19,562.44 = 4,035.32/x
  3. Step 3: Cross multiply
    13,040.40x = 19,562.44 × 4,035.32
  4. Step 4: Simplify right side
    13,040.40x = 78,940,705.38
  5. Step 5: Solve for x
    x = 78,940,705.38/13,040.40
  6. Step 6: Final answer
    x = 6,053.55

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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.