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Finding the Fourth Proportional to 35,057.41, 52,554.89 and 12,865.64

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Solution

The fourth proportional to 35,057.41, 52,554.89 and 12,865.64 is: 19,287.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,057.41 : 52,554.89 = 12,865.64 : x
  2. Step 2: Convert to fraction form
    35,057.41/52,554.89 = 12,865.64/x
  3. Step 3: Cross multiply
    35,057.41x = 52,554.89 × 12,865.64
  4. Step 4: Simplify right side
    35,057.41x = 676,152,064.37
  5. Step 5: Solve for x
    x = 676,152,064.37/35,057.41
  6. Step 6: Final answer
    x = 19,287.00

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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.