Home / 51,102.66-76,644.98-15,555.42

Finding the Fourth Proportional to 51,102.66, 76,644.98 and 15,555.42

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Solution

The fourth proportional to 51,102.66, 76,644.98 and 15,555.42 is: 23,330.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.66 : 76,644.98 = 15,555.42 : x
  2. Step 2: Convert to fraction form
    51,102.66/76,644.98 = 15,555.42/x
  3. Step 3: Cross multiply
    51,102.66x = 76,644.98 × 15,555.42
  4. Step 4: Simplify right side
    51,102.66x = 1,192,244,854.79
  5. Step 5: Solve for x
    x = 1,192,244,854.79/51,102.66
  6. Step 6: Final answer
    x = 23,330.39

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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.