Home / 19,160.80-28,743.90-6,011.80

Finding the Fourth Proportional to 19,160.80, 28,743.90 and 6,011.80

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Solution

The fourth proportional to 19,160.80, 28,743.90 and 6,011.80 is: 9,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.80 : 28,743.90 = 6,011.80 : x
  2. Step 2: Convert to fraction form
    19,160.80/28,743.90 = 6,011.80/x
  3. Step 3: Cross multiply
    19,160.80x = 28,743.90 × 6,011.80
  4. Step 4: Simplify right side
    19,160.80x = 172,802,578.02
  5. Step 5: Solve for x
    x = 172,802,578.02/19,160.80
  6. Step 6: Final answer
    x = 9,018.55

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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.