Home / 46,781.92-70,164.41-13,493.80

Finding the Fourth Proportional to 46,781.92, 70,164.41 and 13,493.80

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Solution

The fourth proportional to 46,781.92, 70,164.41 and 13,493.80 is: 20,238.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,781.92 : 70,164.41 = 13,493.80 : x
  2. Step 2: Convert to fraction form
    46,781.92/70,164.41 = 13,493.80/x
  3. Step 3: Cross multiply
    46,781.92x = 70,164.41 × 13,493.80
  4. Step 4: Simplify right side
    46,781.92x = 946,784,097.37
  5. Step 5: Solve for x
    x = 946,784,097.37/46,781.92
  6. Step 6: Final answer
    x = 20,238.25

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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.