Home / 15,939-23,909.58-4,846.56

Finding the Fourth Proportional to 15,939, 23,909.58 and 4,846.56

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Solution

The fourth proportional to 15,939, 23,909.58 and 4,846.56 is: 7,270.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939 : 23,909.58 = 4,846.56 : x
  2. Step 2: Convert to fraction form
    15,939/23,909.58 = 4,846.56/x
  3. Step 3: Cross multiply
    15,939x = 23,909.58 × 4,846.56
  4. Step 4: Simplify right side
    15,939x = 115,879,214.04
  5. Step 5: Solve for x
    x = 115,879,214.04/15,939
  6. Step 6: Final answer
    x = 7,270.17

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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.