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Finding the Fourth Proportional to 27,425.79, 41,130.18 and 9,893.34

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Solution

The fourth proportional to 27,425.79, 41,130.18 and 9,893.34 is: 14,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,425.79 : 41,130.18 = 9,893.34 : x
  2. Step 2: Convert to fraction form
    27,425.79/41,130.18 = 9,893.34/x
  3. Step 3: Cross multiply
    27,425.79x = 41,130.18 × 9,893.34
  4. Step 4: Simplify right side
    27,425.79x = 406,914,855.00
  5. Step 5: Solve for x
    x = 406,914,855.00/27,425.79
  6. Step 6: Final answer
    x = 14,836.94

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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.