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Finding the Fourth Proportional to 35,353.35, 53,029.08 and 8,699.58

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Solution

The fourth proportional to 35,353.35, 53,029.08 and 8,699.58 is: 13,049.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353.35 : 53,029.08 = 8,699.58 : x
  2. Step 2: Convert to fraction form
    35,353.35/53,029.08 = 8,699.58/x
  3. Step 3: Cross multiply
    35,353.35x = 53,029.08 × 8,699.58
  4. Step 4: Simplify right side
    35,353.35x = 461,330,723.79
  5. Step 5: Solve for x
    x = 461,330,723.79/35,353.35
  6. Step 6: Final answer
    x = 13,049.14

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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.