Home / 37,581.12-56,349.78-14,209.38

Finding the Fourth Proportional to 37,581.12, 56,349.78 and 14,209.38

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Solution

The fourth proportional to 37,581.12, 56,349.78 and 14,209.38 is: 21,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,581.12 : 56,349.78 = 14,209.38 : x
  2. Step 2: Convert to fraction form
    37,581.12/56,349.78 = 14,209.38/x
  3. Step 3: Cross multiply
    37,581.12x = 56,349.78 × 14,209.38
  4. Step 4: Simplify right side
    37,581.12x = 800,695,436.94
  5. Step 5: Solve for x
    x = 800,695,436.94/37,581.12
  6. Step 6: Final answer
    x = 21,305.79

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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.