Home / 38,855.58-58,293.06-12,562.98

Finding the Fourth Proportional to 38,855.58, 58,293.06 and 12,562.98

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Solution

The fourth proportional to 38,855.58, 58,293.06 and 12,562.98 is: 18,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,855.58 : 58,293.06 = 12,562.98 : x
  2. Step 2: Convert to fraction form
    38,855.58/58,293.06 = 12,562.98/x
  3. Step 3: Cross multiply
    38,855.58x = 58,293.06 × 12,562.98
  4. Step 4: Simplify right side
    38,855.58x = 732,334,546.92
  5. Step 5: Solve for x
    x = 732,334,546.92/38,855.58
  6. Step 6: Final answer
    x = 18,847.60

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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.