Home / 31,892.90-47,833.59-12,167.06

Finding the Fourth Proportional to 31,892.90, 47,833.59 and 12,167.06

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Solution

The fourth proportional to 31,892.90, 47,833.59 and 12,167.06 is: 18,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,892.90 : 47,833.59 = 12,167.06 : x
  2. Step 2: Convert to fraction form
    31,892.90/47,833.59 = 12,167.06/x
  3. Step 3: Cross multiply
    31,892.90x = 47,833.59 × 12,167.06
  4. Step 4: Simplify right side
    31,892.90x = 581,994,159.55
  5. Step 5: Solve for x
    x = 581,994,159.55/31,892.90
  6. Step 6: Final answer
    x = 18,248.39

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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.