Home / 23,519.70-32,455.89-12,907.35

Finding the Fourth Proportional to 23,519.70, 32,455.89 and 12,907.35

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Solution

The fourth proportional to 23,519.70, 32,455.89 and 12,907.35 is: 17,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,519.70 : 32,455.89 = 12,907.35 : x
  2. Step 2: Convert to fraction form
    23,519.70/32,455.89 = 12,907.35/x
  3. Step 3: Cross multiply
    23,519.70x = 32,455.89 × 12,907.35
  4. Step 4: Simplify right side
    23,519.70x = 418,919,531.79
  5. Step 5: Solve for x
    x = 418,919,531.79/23,519.70
  6. Step 6: Final answer
    x = 17,811.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.