Home / 46,156.72-69,239.19-18,078.83

Finding the Fourth Proportional to 46,156.72, 69,239.19 and 18,078.83

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Solution

The fourth proportional to 46,156.72, 69,239.19 and 18,078.83 is: 27,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,156.72 : 69,239.19 = 18,078.83 : x
  2. Step 2: Convert to fraction form
    46,156.72/69,239.19 = 18,078.83/x
  3. Step 3: Cross multiply
    46,156.72x = 69,239.19 × 18,078.83
  4. Step 4: Simplify right side
    46,156.72x = 1,251,763,545.35
  5. Step 5: Solve for x
    x = 1,251,763,545.35/46,156.72
  6. Step 6: Final answer
    x = 27,119.85

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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.