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Finding the Fourth Proportional to 34,976.99, 52,472.98 and 11,285.88

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Solution

The fourth proportional to 34,976.99, 52,472.98 and 11,285.88 is: 16,931.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,976.99 : 52,472.98 = 11,285.88 : x
  2. Step 2: Convert to fraction form
    34,976.99/52,472.98 = 11,285.88/x
  3. Step 3: Cross multiply
    34,976.99x = 52,472.98 × 11,285.88
  4. Step 4: Simplify right side
    34,976.99x = 592,203,727.31
  5. Step 5: Solve for x
    x = 592,203,727.31/34,976.99
  6. Step 6: Final answer
    x = 16,931.24

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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.