Home / 18,950.96-28,426.50-5,803.28

Finding the Fourth Proportional to 18,950.96, 28,426.50 and 5,803.28

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Solution

The fourth proportional to 18,950.96, 28,426.50 and 5,803.28 is: 8,704.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,950.96 : 28,426.50 = 5,803.28 : x
  2. Step 2: Convert to fraction form
    18,950.96/28,426.50 = 5,803.28/x
  3. Step 3: Cross multiply
    18,950.96x = 28,426.50 × 5,803.28
  4. Step 4: Simplify right side
    18,950.96x = 164,966,796.79
  5. Step 5: Solve for x
    x = 164,966,796.79/18,950.96
  6. Step 6: Final answer
    x = 8,704.93

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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.