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Finding the Fourth Proportional to 35,154, 52,731 and 10,530

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Solution

The fourth proportional to 35,154, 52,731 and 10,530 is: 15,795

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,154 : 52,731 = 10,530 : x
  2. Step 2: Convert to fraction form
    35,154/52,731 = 10,530/x
  3. Step 3: Cross multiply
    35,154x = 52,731 × 10,530
  4. Step 4: Simplify right side
    35,154x = 555,257,430
  5. Step 5: Solve for x
    x = 555,257,430/35,154
  6. Step 6: Final answer
    x = 15,795

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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.