Home / 51,094.08-76,641.12-13,654.44

Finding the Fourth Proportional to 51,094.08, 76,641.12 and 13,654.44

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Solution

The fourth proportional to 51,094.08, 76,641.12 and 13,654.44 is: 20,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,094.08 : 76,641.12 = 13,654.44 : x
  2. Step 2: Convert to fraction form
    51,094.08/76,641.12 = 13,654.44/x
  3. Step 3: Cross multiply
    51,094.08x = 76,641.12 × 13,654.44
  4. Step 4: Simplify right side
    51,094.08x = 1,046,491,574.57
  5. Step 5: Solve for x
    x = 1,046,491,574.57/51,094.08
  6. Step 6: Final answer
    x = 20,481.66

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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.