Home / 13,625.92-20,431.23-4,737.16

Finding the Fourth Proportional to 13,625.92, 20,431.23 and 4,737.16

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Solution

The fourth proportional to 13,625.92, 20,431.23 and 4,737.16 is: 7,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625.92 : 20,431.23 = 4,737.16 : x
  2. Step 2: Convert to fraction form
    13,625.92/20,431.23 = 4,737.16/x
  3. Step 3: Cross multiply
    13,625.92x = 20,431.23 × 4,737.16
  4. Step 4: Simplify right side
    13,625.92x = 96,786,005.51
  5. Step 5: Solve for x
    x = 96,786,005.51/13,625.92
  6. Step 6: Final answer
    x = 7,103.08

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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.