Home / 15,753.40-23,623.62-12,474.52

Finding the Fourth Proportional to 15,753.40, 23,623.62 and 12,474.52

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Solution

The fourth proportional to 15,753.40, 23,623.62 and 12,474.52 is: 18,706.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.40 : 23,623.62 = 12,474.52 : x
  2. Step 2: Convert to fraction form
    15,753.40/23,623.62 = 12,474.52/x
  3. Step 3: Cross multiply
    15,753.40x = 23,623.62 × 12,474.52
  4. Step 4: Simplify right side
    15,753.40x = 294,693,320.16
  5. Step 5: Solve for x
    x = 294,693,320.16/15,753.40
  6. Step 6: Final answer
    x = 18,706.65

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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.