Home / 15,555.56-23,326.04-5,687.93

Finding the Fourth Proportional to 15,555.56, 23,326.04 and 5,687.93

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Solution

The fourth proportional to 15,555.56, 23,326.04 and 5,687.93 is: 8,529.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.56 : 23,326.04 = 5,687.93 : x
  2. Step 2: Convert to fraction form
    15,555.56/23,326.04 = 5,687.93/x
  3. Step 3: Cross multiply
    15,555.56x = 23,326.04 × 5,687.93
  4. Step 4: Simplify right side
    15,555.56x = 132,676,912.57
  5. Step 5: Solve for x
    x = 132,676,912.57/15,555.56
  6. Step 6: Final answer
    x = 8,529.23

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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.