Home / 31,698.42-47,537.37-14,180.82

Finding the Fourth Proportional to 31,698.42, 47,537.37 and 14,180.82

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Solution

The fourth proportional to 31,698.42, 47,537.37 and 14,180.82 is: 21,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,698.42 : 47,537.37 = 14,180.82 : x
  2. Step 2: Convert to fraction form
    31,698.42/47,537.37 = 14,180.82/x
  3. Step 3: Cross multiply
    31,698.42x = 47,537.37 × 14,180.82
  4. Step 4: Simplify right side
    31,698.42x = 674,118,887.24
  5. Step 5: Solve for x
    x = 674,118,887.24/31,698.42
  6. Step 6: Final answer
    x = 21,266.64

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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.