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Finding the Fourth Proportional to 35,644.14, 53,467.02 and 11,951.64

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Solution

The fourth proportional to 35,644.14, 53,467.02 and 11,951.64 is: 17,927.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,644.14 : 53,467.02 = 11,951.64 : x
  2. Step 2: Convert to fraction form
    35,644.14/53,467.02 = 11,951.64/x
  3. Step 3: Cross multiply
    35,644.14x = 53,467.02 × 11,951.64
  4. Step 4: Simplify right side
    35,644.14x = 639,018,574.91
  5. Step 5: Solve for x
    x = 639,018,574.91/35,644.14
  6. Step 6: Final answer
    x = 17,927.73

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1.5x scale

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.