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Finding the Fourth Proportional to 35,174.57, 52,756.97 and 8,877.74

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Solution

The fourth proportional to 35,174.57, 52,756.97 and 8,877.74 is: 13,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.57 : 52,756.97 = 8,877.74 : x
  2. Step 2: Convert to fraction form
    35,174.57/52,756.97 = 8,877.74/x
  3. Step 3: Cross multiply
    35,174.57x = 52,756.97 × 8,877.74
  4. Step 4: Simplify right side
    35,174.57x = 468,362,354.67
  5. Step 5: Solve for x
    x = 468,362,354.67/35,174.57
  6. Step 6: Final answer
    x = 13,315.37

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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.