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Finding the Fourth Proportional to 35,951.72, 53,927.73 and 10,991.67

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Solution

The fourth proportional to 35,951.72, 53,927.73 and 10,991.67 is: 16,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,951.72 : 53,927.73 = 10,991.67 : x
  2. Step 2: Convert to fraction form
    35,951.72/53,927.73 = 10,991.67/x
  3. Step 3: Cross multiply
    35,951.72x = 53,927.73 × 10,991.67
  4. Step 4: Simplify right side
    35,951.72x = 592,755,609.78
  5. Step 5: Solve for x
    x = 592,755,609.78/35,951.72
  6. Step 6: Final answer
    x = 16,487.55

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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.