Home / 36,450.72-54,691.95-12,775.29

Finding the Fourth Proportional to 36,450.72, 54,691.95 and 12,775.29

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Solution

The fourth proportional to 36,450.72, 54,691.95 and 12,775.29 is: 19,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,450.72 : 54,691.95 = 12,775.29 : x
  2. Step 2: Convert to fraction form
    36,450.72/54,691.95 = 12,775.29/x
  3. Step 3: Cross multiply
    36,450.72x = 54,691.95 × 12,775.29
  4. Step 4: Simplify right side
    36,450.72x = 698,705,521.92
  5. Step 5: Solve for x
    x = 698,705,521.92/36,450.72
  6. Step 6: Final answer
    x = 19,168.50

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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.