Home / 13,467.15-20,187.99-4,699.71

Finding the Fourth Proportional to 13,467.15, 20,187.99 and 4,699.71

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Solution

The fourth proportional to 13,467.15, 20,187.99 and 4,699.71 is: 7,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.15 : 20,187.99 = 4,699.71 : x
  2. Step 2: Convert to fraction form
    13,467.15/20,187.99 = 4,699.71/x
  3. Step 3: Cross multiply
    13,467.15x = 20,187.99 × 4,699.71
  4. Step 4: Simplify right side
    13,467.15x = 94,877,698.48
  5. Step 5: Solve for x
    x = 94,877,698.48/13,467.15
  6. Step 6: Final answer
    x = 7,045.12

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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.