Home / 15,793.50-23,682.31-5,259.81

Finding the Fourth Proportional to 15,793.50, 23,682.31 and 5,259.81

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Solution

The fourth proportional to 15,793.50, 23,682.31 and 5,259.81 is: 7,887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,793.50 : 23,682.31 = 5,259.81 : x
  2. Step 2: Convert to fraction form
    15,793.50/23,682.31 = 5,259.81/x
  3. Step 3: Cross multiply
    15,793.50x = 23,682.31 × 5,259.81
  4. Step 4: Simplify right side
    15,793.50x = 124,564,450.96
  5. Step 5: Solve for x
    x = 124,564,450.96/15,793.50
  6. Step 6: Final answer
    x = 7,887.07

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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.