Home / 12,873.77-19,307.19-4,552.69

Finding the Fourth Proportional to 12,873.77, 19,307.19 and 4,552.69

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Solution

The fourth proportional to 12,873.77, 19,307.19 and 4,552.69 is: 6,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873.77 : 19,307.19 = 4,552.69 : x
  2. Step 2: Convert to fraction form
    12,873.77/19,307.19 = 4,552.69/x
  3. Step 3: Cross multiply
    12,873.77x = 19,307.19 × 4,552.69
  4. Step 4: Simplify right side
    12,873.77x = 87,899,554.31
  5. Step 5: Solve for x
    x = 87,899,554.31/12,873.77
  6. Step 6: Final answer
    x = 6,827.80

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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.