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Finding the Fourth Proportional to 35,303.76, 48,730.08 and 22,728.48

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Solution

The fourth proportional to 35,303.76, 48,730.08 and 22,728.48 is: 31,372.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,303.76 : 48,730.08 = 22,728.48 : x
  2. Step 2: Convert to fraction form
    35,303.76/48,730.08 = 22,728.48/x
  3. Step 3: Cross multiply
    35,303.76x = 48,730.08 × 22,728.48
  4. Step 4: Simplify right side
    35,303.76x = 1,107,560,648.68
  5. Step 5: Solve for x
    x = 1,107,560,648.68/35,303.76
  6. Step 6: Final answer
    x = 31,372.31

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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.