Home / 34,579.84-51,869.76-9,618.88

Finding the Fourth Proportional to 34,579.84, 51,869.76 and 9,618.88

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Solution

The fourth proportional to 34,579.84, 51,869.76 and 9,618.88 is: 14,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,579.84 : 51,869.76 = 9,618.88 : x
  2. Step 2: Convert to fraction form
    34,579.84/51,869.76 = 9,618.88/x
  3. Step 3: Cross multiply
    34,579.84x = 51,869.76 × 9,618.88
  4. Step 4: Simplify right side
    34,579.84x = 498,928,997.07
  5. Step 5: Solve for x
    x = 498,928,997.07/34,579.84
  6. Step 6: Final answer
    x = 14,428.32

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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.