Home / 15,123.44-22,685.16-4,736

Finding the Fourth Proportional to 15,123.44, 22,685.16 and 4,736

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Solution

The fourth proportional to 15,123.44, 22,685.16 and 4,736 is: 7,104

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123.44 : 22,685.16 = 4,736 : x
  2. Step 2: Convert to fraction form
    15,123.44/22,685.16 = 4,736/x
  3. Step 3: Cross multiply
    15,123.44x = 22,685.16 × 4,736
  4. Step 4: Simplify right side
    15,123.44x = 107,436,917.76
  5. Step 5: Solve for x
    x = 107,436,917.76/15,123.44
  6. Step 6: Final answer
    x = 7,104

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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.