Home / 15,620.24-23,432.70-5,086.82

Finding the Fourth Proportional to 15,620.24, 23,432.70 and 5,086.82

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Solution

The fourth proportional to 15,620.24, 23,432.70 and 5,086.82 is: 7,630.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620.24 : 23,432.70 = 5,086.82 : x
  2. Step 2: Convert to fraction form
    15,620.24/23,432.70 = 5,086.82/x
  3. Step 3: Cross multiply
    15,620.24x = 23,432.70 × 5,086.82
  4. Step 4: Simplify right side
    15,620.24x = 119,197,927.01
  5. Step 5: Solve for x
    x = 119,197,927.01/15,620.24
  6. Step 6: Final answer
    x = 7,630.99

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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.