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Finding the Fourth Proportional to 15,122.51, 22,668.98 and 6,804.62

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Solution

The fourth proportional to 15,122.51, 22,668.98 and 6,804.62 is: 10,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,122.51 : 22,668.98 = 6,804.62 : x
  2. Step 2: Convert to fraction form
    15,122.51/22,668.98 = 6,804.62/x
  3. Step 3: Cross multiply
    15,122.51x = 22,668.98 × 6,804.62
  4. Step 4: Simplify right side
    15,122.51x = 154,253,647.32
  5. Step 5: Solve for x
    x = 154,253,647.32/15,122.51
  6. Step 6: Final answer
    x = 10,200.27

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1.5x scale

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.