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Finding the Fourth Proportional to 34,992.76, 48,290.16 and 22,424.80

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Solution

The fourth proportional to 34,992.76, 48,290.16 and 22,424.80 is: 30,946.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992.76 : 48,290.16 = 22,424.80 : x
  2. Step 2: Convert to fraction form
    34,992.76/48,290.16 = 22,424.80/x
  3. Step 3: Cross multiply
    34,992.76x = 48,290.16 × 22,424.80
  4. Step 4: Simplify right side
    34,992.76x = 1,082,897,179.97
  5. Step 5: Solve for x
    x = 1,082,897,179.97/34,992.76
  6. Step 6: Final answer
    x = 30,946.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.