Home / 12,962.66-19,451.54-5,465.76

Finding the Fourth Proportional to 12,962.66, 19,451.54 and 5,465.76

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Solution

The fourth proportional to 12,962.66, 19,451.54 and 5,465.76 is: 8,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962.66 : 19,451.54 = 5,465.76 : x
  2. Step 2: Convert to fraction form
    12,962.66/19,451.54 = 5,465.76/x
  3. Step 3: Cross multiply
    12,962.66x = 19,451.54 × 5,465.76
  4. Step 4: Simplify right side
    12,962.66x = 106,317,389.99
  5. Step 5: Solve for x
    x = 106,317,389.99/12,962.66
  6. Step 6: Final answer
    x = 8,201.82

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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.