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Finding the Fourth Proportional to 34,940.86, 48,225.22 and 22,208.88

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Solution

The fourth proportional to 34,940.86, 48,225.22 and 22,208.88 is: 30,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,940.86 : 48,225.22 = 22,208.88 : x
  2. Step 2: Convert to fraction form
    34,940.86/48,225.22 = 22,208.88/x
  3. Step 3: Cross multiply
    34,940.86x = 48,225.22 × 22,208.88
  4. Step 4: Simplify right side
    34,940.86x = 1,071,028,123.95
  5. Step 5: Solve for x
    x = 1,071,028,123.95/34,940.86
  6. Step 6: Final answer
    x = 30,652.60

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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.