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Finding the Fourth Proportional to 35,453.67, 53,176.38 and 9,156.34

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Solution

The fourth proportional to 35,453.67, 53,176.38 and 9,156.34 is: 13,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.67 : 53,176.38 = 9,156.34 : x
  2. Step 2: Convert to fraction form
    35,453.67/53,176.38 = 9,156.34/x
  3. Step 3: Cross multiply
    35,453.67x = 53,176.38 × 9,156.34
  4. Step 4: Simplify right side
    35,453.67x = 486,901,015.25
  5. Step 5: Solve for x
    x = 486,901,015.25/35,453.67
  6. Step 6: Final answer
    x = 13,733.44

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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.