Home / 36,858.42-55,281.93-13,479.39

Finding the Fourth Proportional to 36,858.42, 55,281.93 and 13,479.39

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Solution

The fourth proportional to 36,858.42, 55,281.93 and 13,479.39 is: 20,217.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,858.42 : 55,281.93 = 13,479.39 : x
  2. Step 2: Convert to fraction form
    36,858.42/55,281.93 = 13,479.39/x
  3. Step 3: Cross multiply
    36,858.42x = 55,281.93 × 13,479.39
  4. Step 4: Simplify right side
    36,858.42x = 745,166,694.42
  5. Step 5: Solve for x
    x = 745,166,694.42/36,858.42
  6. Step 6: Final answer
    x = 20,217.00

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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.