Home / 13,050.78-19,582.92-6,476.82

Finding the Fourth Proportional to 13,050.78, 19,582.92 and 6,476.82

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Solution

The fourth proportional to 13,050.78, 19,582.92 and 6,476.82 is: 9,718.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.78 : 19,582.92 = 6,476.82 : x
  2. Step 2: Convert to fraction form
    13,050.78/19,582.92 = 6,476.82/x
  3. Step 3: Cross multiply
    13,050.78x = 19,582.92 × 6,476.82
  4. Step 4: Simplify right side
    13,050.78x = 126,835,047.91
  5. Step 5: Solve for x
    x = 126,835,047.91/13,050.78
  6. Step 6: Final answer
    x = 9,718.58

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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.