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Finding the Fourth Proportional to 34,972.56, 48,230.64 and 22,394.88

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Solution

The fourth proportional to 34,972.56, 48,230.64 and 22,394.88 is: 30,884.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,972.56 : 48,230.64 = 22,394.88 : x
  2. Step 2: Convert to fraction form
    34,972.56/48,230.64 = 22,394.88/x
  3. Step 3: Cross multiply
    34,972.56x = 48,230.64 × 22,394.88
  4. Step 4: Simplify right side
    34,972.56x = 1,080,119,395.12
  5. Step 5: Solve for x
    x = 1,080,119,395.12/34,972.56
  6. Step 6: Final answer
    x = 30,884.77

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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.