Home / 38,855.84-58,267.68-12,192.92

Finding the Fourth Proportional to 38,855.84, 58,267.68 and 12,192.92

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Solution

The fourth proportional to 38,855.84, 58,267.68 and 12,192.92 is: 18,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,855.84 : 58,267.68 = 12,192.92 : x
  2. Step 2: Convert to fraction form
    38,855.84/58,267.68 = 12,192.92/x
  3. Step 3: Cross multiply
    38,855.84x = 58,267.68 × 12,192.92
  4. Step 4: Simplify right side
    38,855.84x = 710,453,160.83
  5. Step 5: Solve for x
    x = 710,453,160.83/38,855.84
  6. Step 6: Final answer
    x = 18,284.33

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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.