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Finding the Fourth Proportional to 34,494.48, 51,750.96 and 12,310.16

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Solution

The fourth proportional to 34,494.48, 51,750.96 and 12,310.16 is: 18,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,494.48 : 51,750.96 = 12,310.16 : x
  2. Step 2: Convert to fraction form
    34,494.48/51,750.96 = 12,310.16/x
  3. Step 3: Cross multiply
    34,494.48x = 51,750.96 × 12,310.16
  4. Step 4: Simplify right side
    34,494.48x = 637,062,597.75
  5. Step 5: Solve for x
    x = 637,062,597.75/34,494.48
  6. Step 6: Final answer
    x = 18,468.54

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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.