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Finding the Fourth Proportional to 35,271.97, 52,911.02 and 11,572.40

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Solution

The fourth proportional to 35,271.97, 52,911.02 and 11,572.40 is: 17,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,271.97 : 52,911.02 = 11,572.40 : x
  2. Step 2: Convert to fraction form
    35,271.97/52,911.02 = 11,572.40/x
  3. Step 3: Cross multiply
    35,271.97x = 52,911.02 × 11,572.40
  4. Step 4: Simplify right side
    35,271.97x = 612,307,429.99
  5. Step 5: Solve for x
    x = 612,307,429.99/35,271.97
  6. Step 6: Final answer
    x = 17,359.61

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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.