Home / 15,573.03-23,353.82-12,247.79

Finding the Fourth Proportional to 15,573.03, 23,353.82 and 12,247.79

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Solution

The fourth proportional to 15,573.03, 23,353.82 and 12,247.79 is: 18,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,573.03 : 23,353.82 = 12,247.79 : x
  2. Step 2: Convert to fraction form
    15,573.03/23,353.82 = 12,247.79/x
  3. Step 3: Cross multiply
    15,573.03x = 23,353.82 × 12,247.79
  4. Step 4: Simplify right side
    15,573.03x = 286,032,505.05
  5. Step 5: Solve for x
    x = 286,032,505.05/15,573.03
  6. Step 6: Final answer
    x = 18,367.17

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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.