Home / 31,672.08-47,521.90-19,852.94

Finding the Fourth Proportional to 31,672.08, 47,521.90 and 19,852.94

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Solution

The fourth proportional to 31,672.08, 47,521.90 and 19,852.94 is: 29,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,672.08 : 47,521.90 = 19,852.94 : x
  2. Step 2: Convert to fraction form
    31,672.08/47,521.90 = 19,852.94/x
  3. Step 3: Cross multiply
    31,672.08x = 47,521.90 × 19,852.94
  4. Step 4: Simplify right side
    31,672.08x = 943,449,394.80
  5. Step 5: Solve for x
    x = 943,449,394.80/31,672.08
  6. Step 6: Final answer
    x = 29,788.04

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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.