Home / 47,915.11-71,872.67-14,633.38

Finding the Fourth Proportional to 47,915.11, 71,872.67 and 14,633.38

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Solution

The fourth proportional to 47,915.11, 71,872.67 and 14,633.38 is: 21,950.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,915.11 : 71,872.67 = 14,633.38 : x
  2. Step 2: Convert to fraction form
    47,915.11/71,872.67 = 14,633.38/x
  3. Step 3: Cross multiply
    47,915.11x = 71,872.67 × 14,633.38
  4. Step 4: Simplify right side
    47,915.11x = 1,051,740,091.72
  5. Step 5: Solve for x
    x = 1,051,740,091.72/47,915.11
  6. Step 6: Final answer
    x = 21,950.07

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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.