Home / 14,032.92-19,365.30-7,745.34

Finding the Fourth Proportional to 14,032.92, 19,365.30 and 7,745.34

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Solution

The fourth proportional to 14,032.92, 19,365.30 and 7,745.34 is: 10,688.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.92 : 19,365.30 = 7,745.34 : x
  2. Step 2: Convert to fraction form
    14,032.92/19,365.30 = 7,745.34/x
  3. Step 3: Cross multiply
    14,032.92x = 19,365.30 × 7,745.34
  4. Step 4: Simplify right side
    14,032.92x = 149,990,832.70
  5. Step 5: Solve for x
    x = 149,990,832.70/14,032.92
  6. Step 6: Final answer
    x = 10,688.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.