Home / 38,873.21-58,311.63-12,580.01

Finding the Fourth Proportional to 38,873.21, 58,311.63 and 12,580.01

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Solution

The fourth proportional to 38,873.21, 58,311.63 and 12,580.01 is: 18,870.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,873.21 : 58,311.63 = 12,580.01 : x
  2. Step 2: Convert to fraction form
    38,873.21/58,311.63 = 12,580.01/x
  3. Step 3: Cross multiply
    38,873.21x = 58,311.63 × 12,580.01
  4. Step 4: Simplify right side
    38,873.21x = 733,560,888.52
  5. Step 5: Solve for x
    x = 733,560,888.52/38,873.21
  6. Step 6: Final answer
    x = 18,870.60

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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.