Home / 31,862.73-47,764.23-10,788.03

Finding the Fourth Proportional to 31,862.73, 47,764.23 and 10,788.03

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Solution

The fourth proportional to 31,862.73, 47,764.23 and 10,788.03 is: 16,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,862.73 : 47,764.23 = 10,788.03 : x
  2. Step 2: Convert to fraction form
    31,862.73/47,764.23 = 10,788.03/x
  3. Step 3: Cross multiply
    31,862.73x = 47,764.23 × 10,788.03
  4. Step 4: Simplify right side
    31,862.73x = 515,281,946.17
  5. Step 5: Solve for x
    x = 515,281,946.17/31,862.73
  6. Step 6: Final answer
    x = 16,171.93

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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.