Home / 34,737.90-47,938.50-18,822.36

Finding the Fourth Proportional to 34,737.90, 47,938.50 and 18,822.36

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Solution

The fourth proportional to 34,737.90, 47,938.50 and 18,822.36 is: 25,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,737.90 : 47,938.50 = 18,822.36 : x
  2. Step 2: Convert to fraction form
    34,737.90/47,938.50 = 18,822.36/x
  3. Step 3: Cross multiply
    34,737.90x = 47,938.50 × 18,822.36
  4. Step 4: Simplify right side
    34,737.90x = 902,315,704.86
  5. Step 5: Solve for x
    x = 902,315,704.86/34,737.90
  6. Step 6: Final answer
    x = 25,974.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.