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Finding the Fourth Proportional to 35,908.34, 53,861.74 and 9,613.08

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Solution

The fourth proportional to 35,908.34, 53,861.74 and 9,613.08 is: 14,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908.34 : 53,861.74 = 9,613.08 : x
  2. Step 2: Convert to fraction form
    35,908.34/53,861.74 = 9,613.08/x
  3. Step 3: Cross multiply
    35,908.34x = 53,861.74 × 9,613.08
  4. Step 4: Simplify right side
    35,908.34x = 517,777,191.53
  5. Step 5: Solve for x
    x = 517,777,191.53/35,908.34
  6. Step 6: Final answer
    x = 14,419.42

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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.