Home / 14,908.29-22,362.68-4,920.11

Finding the Fourth Proportional to 14,908.29, 22,362.68 and 4,920.11

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Solution

The fourth proportional to 14,908.29, 22,362.68 and 4,920.11 is: 7,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,908.29 : 22,362.68 = 4,920.11 : x
  2. Step 2: Convert to fraction form
    14,908.29/22,362.68 = 4,920.11/x
  3. Step 3: Cross multiply
    14,908.29x = 22,362.68 × 4,920.11
  4. Step 4: Simplify right side
    14,908.29x = 110,026,829.84
  5. Step 5: Solve for x
    x = 110,026,829.84/14,908.29
  6. Step 6: Final answer
    x = 7,380.25

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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.