Home / 17,895.72-26,830.62-8,529.96

Finding the Fourth Proportional to 17,895.72, 26,830.62 and 8,529.96

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Solution

The fourth proportional to 17,895.72, 26,830.62 and 8,529.96 is: 12,788.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.72 : 26,830.62 = 8,529.96 : x
  2. Step 2: Convert to fraction form
    17,895.72/26,830.62 = 8,529.96/x
  3. Step 3: Cross multiply
    17,895.72x = 26,830.62 × 8,529.96
  4. Step 4: Simplify right side
    17,895.72x = 228,864,115.38
  5. Step 5: Solve for x
    x = 228,864,115.38/17,895.72
  6. Step 6: Final answer
    x = 12,788.76

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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.