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Finding the Fourth Proportional to 34,659.08, 51,991.80 and 9,699.08

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Solution

The fourth proportional to 34,659.08, 51,991.80 and 9,699.08 is: 14,549.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659.08 : 51,991.80 = 9,699.08 : x
  2. Step 2: Convert to fraction form
    34,659.08/51,991.80 = 9,699.08/x
  3. Step 3: Cross multiply
    34,659.08x = 51,991.80 × 9,699.08
  4. Step 4: Simplify right side
    34,659.08x = 504,272,627.54
  5. Step 5: Solve for x
    x = 504,272,627.54/34,659.08
  6. Step 6: Final answer
    x = 14,549.51

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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.