Home / 16,819.68-23,210.40-9,745.92

Finding the Fourth Proportional to 16,819.68, 23,210.40 and 9,745.92

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Solution

The fourth proportional to 16,819.68, 23,210.40 and 9,745.92 is: 13,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,819.68 : 23,210.40 = 9,745.92 : x
  2. Step 2: Convert to fraction form
    16,819.68/23,210.40 = 9,745.92/x
  3. Step 3: Cross multiply
    16,819.68x = 23,210.40 × 9,745.92
  4. Step 4: Simplify right side
    16,819.68x = 226,206,701.57
  5. Step 5: Solve for x
    x = 226,206,701.57/16,819.68
  6. Step 6: Final answer
    x = 13,448.93

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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.