Home / 47,176.74-70,764.99-13,896.75

Finding the Fourth Proportional to 47,176.74, 70,764.99 and 13,896.75

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Solution

The fourth proportional to 47,176.74, 70,764.99 and 13,896.75 is: 20,845.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.74 : 70,764.99 = 13,896.75 : x
  2. Step 2: Convert to fraction form
    47,176.74/70,764.99 = 13,896.75/x
  3. Step 3: Cross multiply
    47,176.74x = 70,764.99 × 13,896.75
  4. Step 4: Simplify right side
    47,176.74x = 983,403,588.04
  5. Step 5: Solve for x
    x = 983,403,588.04/47,176.74
  6. Step 6: Final answer
    x = 20,845.09

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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.