Home / 23,043.30-34,544.70-15,623.70

Finding the Fourth Proportional to 23,043.30, 34,544.70 and 15,623.70

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Solution

The fourth proportional to 23,043.30, 34,544.70 and 15,623.70 is: 23,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,043.30 : 34,544.70 = 15,623.70 : x
  2. Step 2: Convert to fraction form
    23,043.30/34,544.70 = 15,623.70/x
  3. Step 3: Cross multiply
    23,043.30x = 34,544.70 × 15,623.70
  4. Step 4: Simplify right side
    23,043.30x = 539,716,029.39
  5. Step 5: Solve for x
    x = 539,716,029.39/23,043.30
  6. Step 6: Final answer
    x = 23,421.82

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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.